diff --git a/app/Http/Controllers/Api/DialogController.php b/app/Http/Controllers/Api/DialogController.php
index 9ea2ac01b..803142bdf 100755
--- a/app/Http/Controllers/Api/DialogController.php
+++ b/app/Http/Controllers/Api/DialogController.php
@@ -1543,12 +1543,13 @@ class DialogController extends AbstractController
     /**
      * @api {get} api/dialog/msg/translation          32. 翻译消息
      *
-     * @apiDescription 将文本消息翻译成当前语言，需要token身份
+     * @apiDescription 需要token身份
      * @apiVersion 1.0.0
      * @apiGroup dialog
      * @apiName msg__translation
      *
      * @apiParam {Number} msg_id            消息ID
+     * @apiParam {String} [language]        目标语言，默认当前语言
      *
      * @apiSuccess {Number} ret     返回状态码（1正确、0错误）
      * @apiSuccess {String} msg     返回信息（错误描述）
@@ -1559,7 +1560,7 @@ class DialogController extends AbstractController
         User::auth();
         //
         $msg_id = intval(Request::input("msg_id"));
-        $language = Base::headerOrInput('language');
+        $language = Base::inputOrHeader('language');
         $targetLanguage = match ($language) {
             "zh" => "简体中文",
             "zh-CHT" => "繁体中文",
diff --git a/app/Module/Base.php b/app/Module/Base.php
index 3cc528e2f..140269c97 100755
--- a/app/Module/Base.php
+++ b/app/Module/Base.php
@@ -97,6 +97,16 @@ class Base
         return Base::nullShow(Request::header($key), Request::input($key));
     }
 
+    /**
+     * 如果input没有则通过header读取
+     * @param $key
+     * @return mixed|string
+     */
+    public static function inputOrHeader($key)
+    {
+        return Base::nullShow(Request::input($key), Request::header($key));
+    }
+
     /**
      * 获取版本号
      * @return string
diff --git a/resources/assets/js/App.vue b/resources/assets/js/App.vue
index 9b0e68fe2..a43bcb185 100755
--- a/resources/assets/js/App.vue
+++ b/resources/assets/js/App.vue
@@ -7,6 +7,9 @@
         <!--任务操作-->
         <TaskOperation/>
 
+        <!--下拉菜单-->
+        <DropdownMenu/>
+
         <!--全局浮窗加载器-->
         <FloatSpinner/>
 
@@ -40,10 +43,19 @@ import PreviewImageState from "./components/PreviewImage/state";
 import NetworkException from "./components/NetworkException";
 import GuidePage from "./components/GuidePage";
 import TaskOperation from "./pages/manage/components/TaskOperation";
+import DropdownMenu from "./components/DropdownMenu";
 import {mapState} from "vuex";
 
 export default {
-    components: {TaskOperation, NetworkException, PreviewImageState, RightBottom, FloatSpinner, GuidePage},
+    components: {
+        DropdownMenu,
+        TaskOperation,
+        NetworkException,
+        PreviewImageState,
+        RightBottom,
+        FloatSpinner,
+        GuidePage
+    },
 
     data() {
         return {
diff --git a/resources/assets/js/components/DropdownMenu.vue b/resources/assets/js/components/DropdownMenu.vue
new file mode 100644
index 000000000..0c11c316c
--- /dev/null
+++ b/resources/assets/js/components/DropdownMenu.vue
@@ -0,0 +1,176 @@
+<template>
+    <EDropdown
+        ref="dropdown"
+        trigger="click"
+        class="task-operation-dropdown"
+        placement="bottom"
+        size="small"
+        :style="styles"
+        @command="onCommand"
+        @visible-change="visibleChange">
+        <div ref="icon" class="task-operation-icon"></div>
+        <EDropdownMenu ref="dropdownMenu" slot="dropdown" class="task-operation-more-dropdown">
+            <li class="task-operation-more-warp small">
+                <ul>
+                    <EDropdownItem
+                        v-for="(item, key) in list"
+                        :key="key"
+                        :command="item.value"
+                        :disabled="active === item.value">
+                        <div class="item">{{item.label}}</div>
+                    </EDropdownItem>
+                </ul>
+            </li>
+        </EDropdownMenu>
+    </EDropdown>
+</template>
+<script>
+import {mapState} from "vuex";
+
+export default {
+    data() {
+        return {
+            visible: false,
+
+            list: [],           // 数据列表: [{label: '', value: ''}]
+            active: '',         // 当前选中的值
+            onUpdate: null,     // 选中后的回调函数
+            scrollHide: false,  // 滚动立即隐藏
+
+            element: null,
+            target: null,
+            styles: {},
+        }
+    },
+
+    beforeDestroy() {
+        if (this.target) {
+            this.target.removeEventListener('scroll', this.handlerEventListeners);
+        }
+    },
+
+    computed: {
+        ...mapState(['menuOperation'])
+    },
+
+    watch: {
+        menuOperation(data) {
+            if (data.event && data.list) {
+                if (this.$refs.dropdown.visible && this.element === data.event.target) {
+                    this.hide();
+                    return;
+                }
+                const eventRect = data.event.target.getBoundingClientRect();
+                this.styles = {
+                    left: `${eventRect.left}px`,
+                    top: `${eventRect.top}px`,
+                    width: `${eventRect.width}px`,
+                    height: `${eventRect.height}px`,
+                }
+                this.list = data.list;
+                this.active = data.active && this.list.find(item => item.value === data.active) ? data.active : '';
+                this.onUpdate = typeof data.onUpdate === "function" ? data.onUpdate : null;
+                this.scrollHide = typeof data.scrollHide === "boolean" ? data.scrollHide : false;
+                //
+                this.$refs.icon.focus();
+                this.updatePopper();
+                this.show();
+                this.setupEventListeners(data.event)
+            } else {
+                this.hide()
+            }
+        }
+    },
+
+    methods: {
+        show() {
+            this.$refs.dropdown.show()
+        },
+
+        hide() {
+            this.$refs.dropdown.hide()
+        },
+
+        onCommand(value) {
+            this.hide();
+            if (typeof this.onUpdate === "function") {
+                this.onUpdate(value);
+            }
+        },
+
+        visibleChange(visible) {
+            this.visible = visible;
+        },
+
+        updatePopper() {
+            this.$nextTick(this.$refs.dropdownMenu.updatePopper)
+        },
+
+        setupEventListeners(event) {
+            this.element = event.target;
+            let target = this.getScrollParent(this.element);
+            if (target === window.document.body || target === window.document.documentElement) {
+                target = window;
+            }
+            if (this.target) {
+                if (this.target === target) {
+                    return;
+                }
+                this.target.removeEventListener('scroll', this.handlerEventListeners);
+            }
+            this.target = target;
+            this.target.addEventListener('scroll', this.handlerEventListeners);
+        },
+
+        handlerEventListeners(e) {
+            if (!this.visible || !this.element) {
+                return
+            }
+            if (this.scrollHide) {
+                this.hide();
+                return;
+            }
+            const scrollRect = e.target.getBoundingClientRect();
+            const eventRect = this.element.getBoundingClientRect();
+            if (eventRect.top < scrollRect.top || eventRect.top > scrollRect.top + scrollRect.height) {
+                this.hide();
+                return;
+            }
+            this.styles = {
+                left: `${eventRect.left}px`,
+                top: `${eventRect.top}px`,
+                width: `${eventRect.width}px`,
+                height: `${eventRect.height}px`,
+            };
+            this.updatePopper();
+        },
+
+        getScrollParent(element) {
+            const parent = element.parentNode;
+            if (!parent) {
+                return element;
+            }
+            if (parent === window.document) {
+                if (window.document.body.scrollTop || window.document.body.scrollLeft) {
+                    return window.document.body;
+                } else {
+                    return window.document.documentElement;
+                }
+            }
+            if (
+                ['scroll', 'auto'].indexOf(this.getStyleComputedProperty(parent, 'overflow')) !== -1 ||
+                ['scroll', 'auto'].indexOf(this.getStyleComputedProperty(parent, 'overflow-x')) !== -1 ||
+                ['scroll', 'auto'].indexOf(this.getStyleComputedProperty(parent, 'overflow-y')) !== -1
+            ) {
+                return parent;
+            }
+            return this.getScrollParent(element.parentNode);
+        },
+
+        getStyleComputedProperty(element, property) {
+            const css = window.getComputedStyle(element, null);
+            return css[property];
+        }
+    }
+}
+</script>
diff --git a/resources/assets/js/pages/manage/components/DialogView/record.vue b/resources/assets/js/pages/manage/components/DialogView/record.vue
index 068dbde1e..4d2274123 100644
--- a/resources/assets/js/pages/manage/components/DialogView/record.vue
+++ b/resources/assets/js/pages/manage/components/DialogView/record.vue
@@ -15,10 +15,10 @@
         <template v-if="translation">
             <div class="content-divider">
                 <span></span>
-                <div class="divider-label">{{ translation.label }}</div>
+                <div class="divider-label translation-label" @click="viewText">{{ translation.label }}</div>
                 <span></span>
             </div>
-            <div class="content-additional">{{translation.value}}</div>
+            <div class="content-additional">{{translation.content}}</div>
         </template>
     </div>
 </template>
@@ -26,7 +26,6 @@
 <script>
 import {mapState} from "vuex";
 import DialogMarkdown from "../DialogMarkdown.vue";
-import {languageName} from "../../../../language";
 
 export default {
     components: {DialogMarkdown},
@@ -35,11 +34,11 @@ export default {
         msg: Object,
     },
     computed: {
-        ...mapState(['audioPlaying', 'cacheTranslations']),
+        ...mapState(['audioPlaying', 'cacheTranslations', 'cacheTranslationLanguage']),
 
-        translation() {
-            const translation = this.cacheTranslations.find(item => {
-                return item.key === `msg-${this.msgId}` && item.lang === languageName;
+        translation({cacheTranslations, msgId, cacheTranslationLanguage}) {
+            const translation = cacheTranslations.find(item => {
+                return item.key === `msg-${msgId}` && item.language === cacheTranslationLanguage;
             });
             return translation ? translation : null;
         },
@@ -63,6 +62,9 @@ export default {
             }
             return `${Math.max(1, seconds)}″`
         },
+        viewText(e) {
+            this.$emit('viewText', e);
+        },
     },
 }
 </script>
diff --git a/resources/assets/js/pages/manage/components/DialogView/text.vue b/resources/assets/js/pages/manage/components/DialogView/text.vue
index 82b737477..5ad190604 100644
--- a/resources/assets/js/pages/manage/components/DialogView/text.vue
+++ b/resources/assets/js/pages/manage/components/DialogView/text.vue
@@ -6,11 +6,11 @@
         <template v-if="translation">
             <div class="content-divider">
                 <span></span>
-                <div class="divider-label">{{ translation.label }}</div>
+                <div class="divider-label translation-label" @click="viewText">{{ translation.label }}</div>
                 <span></span>
             </div>
-            <DialogMarkdown v-if="msg.type === 'md'" :text="translation.value"/>
-            <pre v-else v-html="$A.formatTextMsg(translation.value, userId)"></pre>
+            <DialogMarkdown v-if="msg.type === 'md'" :text="translation.content"/>
+            <pre v-else v-html="$A.formatTextMsg(translation.content, userId)"></pre>
         </template>
     </div>
 </template>
@@ -18,7 +18,6 @@
 <script>
 import {mapState} from "vuex";
 import DialogMarkdown from "../DialogMarkdown.vue";
-import {languageName} from "../../../../language";
 
 export default {
     components: {DialogMarkdown},
@@ -27,11 +26,11 @@ export default {
         msg: Object,
     },
     computed: {
-        ...mapState(['cacheTranslations']),
+        ...mapState(['cacheTranslations', 'cacheTranslationLanguage']),
 
-        translation() {
-            const translation = this.cacheTranslations.find(item => {
-                return item.key === `msg-${this.msgId}` && item.lang === languageName;
+        translation({cacheTranslations, msgId, cacheTranslationLanguage}) {
+            const translation = cacheTranslations.find(item => {
+                return item.key === `msg-${msgId}` && item.language === cacheTranslationLanguage;
             });
             return translation ? translation : null;
         },
diff --git a/resources/assets/js/pages/manage/components/DialogWrapper.vue b/resources/assets/js/pages/manage/components/DialogWrapper.vue
index f44f2e287..d33682127 100644
--- a/resources/assets/js/pages/manage/components/DialogWrapper.vue
+++ b/resources/assets/js/pages/manage/components/DialogWrapper.vue
@@ -672,6 +672,7 @@ import DialogGroupWordChain from "./DialogGroupWordChain";
 import DialogGroupVote from "./DialogGroupVote";
 import DialogComplaint from "./DialogComplaint";
 import touchclick from "../../../directives/touchclick";
+import {languageList} from "../../../language";
 
 export default {
     name: "DialogWrapper",
@@ -884,7 +885,8 @@ export default {
             'keyboardType',
             'keyboardHeight',
             'safeAreaBottom',
-            'formOptions'
+            'formOptions',
+            'cacheTranslationLanguage'
         ]),
 
         ...mapGetters(['isLoad']),
@@ -2994,27 +2996,43 @@ export default {
                 return;
             }
             const {id: msg_id} = this.operateItem
-            if (this.isLoad(`msg-${msg_id}`)) {
+            const key = `msg-${msg_id}`
+            if (this.isLoad(key)) {
                 return;
             }
-            this.$store.dispatch("setLoad", `msg-${msg_id}`)
+            this.$store.dispatch("setLoad", key)
             this.$store.dispatch("call", {
                 url: 'dialog/msg/translation',
                 data: {
-                    msg_id
+                    msg_id,
+                    language: this.cacheTranslationLanguage
                 },
             }).then(({data}) => {
-                this.$store.dispatch("saveTranslation", {
-                    key: `msg-${msg_id}`,
-                    value: data.content,
-                });
+                this.$store.dispatch("saveTranslation", Object.assign(data, {key}));
             }).catch(({msg}) => {
                 $A.messageError(msg);
             }).finally(_ => {
-                this.$store.dispatch("cancelLoad", `msg-${msg_id}`)
+                this.$store.dispatch("cancelLoad", key)
             });
         },
 
+        openTranslationMenu(event) {
+            const list = Object.keys(languageList).map(item => ({
+                label: languageList[item],
+                value: item
+            }))
+            this.$store.state.menuOperation = {
+                event,
+                list,
+                active: this.cacheTranslationLanguage,
+                scrollHide: true,
+                onUpdate: async (language) => {
+                    await this.$store.dispatch("setTranslationLanguage", language);
+                    this.onTranslation();
+                }
+            }
+        },
+
         onCopy(data) {
             if (!$A.isJson(data)) {
                 return
@@ -3097,10 +3115,18 @@ export default {
             this.onPositionId(data.reply_id, data.msg_id)
         },
 
-        onViewText({target, clientX}, el) {
+        onViewText(event, el) {
             if (this.operateVisible) {
                 return
             }
+            const {target, clientX} = event
+
+            // 点击切换翻译
+            if (target.classList.contains('translation-label')) {
+                this.operateItem = this.findMsgByElement(el)
+                this.openTranslationMenu(event)
+                return
+            }
 
             // 打开审批详情
             let approveElement = target;
@@ -3144,56 +3170,60 @@ export default {
                         if (clientX - target.getBoundingClientRect().x > 18) {
                             return;
                         }
-                        let listElement = el.parentElement;
-                        while (listElement) {
-                            if (listElement.classList.contains('dialog-scroller')) {
-                                break;
-                            }
-                            if (listElement.classList.contains('dialog-view')) {
-                                const dataId = listElement.getAttribute("data-id")
-                                const dataMsg = this.allMsgs.find(item => item.id == dataId) || {}
-                                if (dataMsg.userid != this.userId) {
-                                    return;
-                                }
-                                const dataIndex = [].indexOf.call(el.querySelectorAll(target.tagName), target);
-                                if (dataClass === 'checked') {
-                                    target.setAttribute('data-list', 'unchecked')
-                                } else {
-                                    target.setAttribute('data-list', 'checked')
-                                }
-                                this.$store.dispatch("setLoad", {
-                                    key: `msg-${dataId}`,
-                                    delay: 600
-                                })
-                                this.$store.dispatch("call", {
-                                    url: 'dialog/msg/checked',
-                                    data: {
-                                        dialog_id: this.dialogId,
-                                        msg_id: dataId,
-                                        index: dataIndex,
-                                        checked: dataClass === 'checked' ? 0 : 1
-                                    },
-                                }).then(({data}) => {
-                                    this.$store.dispatch("saveDialogMsg", data);
-                                }).catch(({msg}) => {
-                                    if (dataClass === 'checked') {
-                                        target.setAttribute('data-list', 'checked')
-                                    } else {
-                                        target.setAttribute('data-list', 'unchecked')
-                                    }
-                                    $A.modalError(msg)
-                                }).finally(_ => {
-                                    this.$store.dispatch("cancelLoad", `msg-${dataId}`)
-                                });
-                                break;
-                            }
-                            listElement = listElement.parentElement;
+                        const dataMsg = this.findMsgByElement(el)
+                        if (dataMsg.userid != this.userId) {
+                            return;
                         }
+                        const dataIndex = [].indexOf.call(el.querySelectorAll(target.tagName), target);
+                        if (dataClass === 'checked') {
+                            target.setAttribute('data-list', 'unchecked')
+                        } else {
+                            target.setAttribute('data-list', 'checked')
+                        }
+                        this.$store.dispatch("setLoad", {
+                            key: `msg-${dataMsg.id}`,
+                            delay: 600
+                        })
+                        this.$store.dispatch("call", {
+                            url: 'dialog/msg/checked',
+                            data: {
+                                dialog_id: this.dialogId,
+                                msg_id: dataMsg.id,
+                                index: dataIndex,
+                                checked: dataClass === 'checked' ? 0 : 1
+                            },
+                        }).then(({data}) => {
+                            this.$store.dispatch("saveDialogMsg", data);
+                        }).catch(({msg}) => {
+                            if (dataClass === 'checked') {
+                                target.setAttribute('data-list', 'checked')
+                            } else {
+                                target.setAttribute('data-list', 'unchecked')
+                            }
+                            $A.modalError(msg)
+                        }).finally(_ => {
+                            this.$store.dispatch("cancelLoad", `msg-${dataMsg.id}`)
+                        });
                     }
                     break;
             }
         },
 
+        findMsgByElement(el) {
+            let element = el.parentElement;
+            while (element) {
+                if (element.classList.contains('dialog-scroller')) {
+                    break;
+                }
+                if (element.classList.contains('dialog-view')) {
+                    const dataId = element.getAttribute("data-id")
+                    return this.allMsgs.find(item => item.id == dataId) || {}
+                }
+                element = element.parentElement;
+            }
+            return {};
+        },
+
         onViewFile(data) {
             if (this.operateVisible) {
                 return
diff --git a/resources/assets/js/store/actions.js b/resources/assets/js/store/actions.js
index a8b8afdb8..910273c9c 100644
--- a/resources/assets/js/store/actions.js
+++ b/resources/assets/js/store/actions.js
@@ -826,6 +826,7 @@ export default {
             const cacheLoginEmail = await $A.IDBString("cacheLoginEmail");
             const cacheFileSort = await $A.IDBJson("cacheFileSort");
             const cacheTaskBrowse = await $A.IDBArray("cacheTaskBrowse")
+            const cacheTranslationLanguage = await $A.IDBString("cacheTranslationLanguage")
             const cacheTranslations = await $A.IDBArray("cacheTranslations")
             const cacheEmojis = await $A.IDBArray("cacheEmojis")
             const userInfo = await $A.IDBJson("userInfo")
@@ -836,6 +837,7 @@ export default {
             await $A.IDBSet("cacheLoginEmail", cacheLoginEmail);
             await $A.IDBSet("cacheFileSort", cacheFileSort);
             await $A.IDBSet("cacheTaskBrowse", cacheTaskBrowse);
+            await $A.IDBSet("cacheTranslationLanguage", cacheTranslationLanguage);
             await $A.IDBSet("cacheTranslations", cacheTranslations);
             await $A.IDBSet("cacheEmojis", cacheEmojis);
             await $A.IDBSet("cacheVersion", state.cacheVersion)
@@ -867,6 +869,7 @@ export default {
             state.cacheTasks = await $A.IDBArray("cacheTasks")
             state.cacheProjectParameter = await $A.IDBArray("cacheProjectParameter")
             state.cacheTaskBrowse = await $A.IDBArray("cacheTaskBrowse")
+            state.cacheTranslationLanguage = await $A.IDBString("cacheTranslationLanguage")
             state.cacheTranslations = await $A.IDBArray("cacheTranslations")
             state.dialogMsgs = await $A.IDBArray("dialogMsgs")
             state.fileLists = await $A.IDBArray("fileLists")
@@ -874,6 +877,9 @@ export default {
             state.callAt = await $A.IDBArray("callAt")
             state.cacheEmojis = await $A.IDBArray("cacheEmojis")
 
+            // TranslationLanguage
+            typeof languageList[state.cacheTranslationLanguage] === "undefined" && (state.cacheTranslationLanguage = languageName)
+
             // 会员信息
             if (state.userInfo.userid) {
                 state.userId = state.userInfo.userid = $A.runNum(state.userInfo.userid)
@@ -3351,24 +3357,32 @@ export default {
     /**
      * 保存翻译
      * @param state
-     * @param dispatch
-     * @param data {key, value}
+     * @param data {key, content, language}
      */
-    saveTranslation({state, dispatch}, data) {
+    saveTranslation({state}, data) {
         if (!$A.isJson(data)) {
             return
         }
-        const item = state.cacheTranslations.find(item => item.key == data.key && item.lang == languageName)
-        if (item) {
-            item.value = data.value
+        const translation = state.cacheTranslations.find(item => item.key == data.key && item.language == data.language)
+        if (translation) {
+            translation.content = data.content
         } else {
-            data.lang = languageName
-            data.label = languageList[languageName] || languageName
-            state.cacheTranslations.push(data)
+            const label = languageList[data.language] || data.language
+            state.cacheTranslations.push(Object.assign(data, {label}))
         }
         $A.IDBSave("cacheTranslations", state.cacheTranslations.slice(-200))
     },
 
+    /**
+     * 设置翻译语言
+     * @param state
+     * @param language
+     */
+    setTranslationLanguage({state}, language) {
+        state.cacheTranslationLanguage = language
+        $A.IDBSave('cacheTranslationLanguage', language);
+    },
+
     /** *****************************************************************************************/
     /** ************************************* loads *********************************************/
     /** *****************************************************************************************/
diff --git a/resources/assets/js/store/state.js b/resources/assets/js/store/state.js
index 0e74d55f5..dcb9d07e0 100644
--- a/resources/assets/js/store/state.js
+++ b/resources/assets/js/store/state.js
@@ -234,5 +234,9 @@ export default {
     },
 
     // 翻译
+    cacheTranslationLanguage: '',
     cacheTranslations: [],
+
+    // 下拉菜单操作
+    menuOperation: {}
 };
diff --git a/resources/assets/sass/pages/components/dialog-wrapper.scss b/resources/assets/sass/pages/components/dialog-wrapper.scss
index c234be9c1..dc015485f 100644
--- a/resources/assets/sass/pages/components/dialog-wrapper.scss
+++ b/resources/assets/sass/pages/components/dialog-wrapper.scss
@@ -1413,6 +1413,10 @@
                                 font-size: 12px;
                                 padding: 0 8px;
                                 opacity: 0.6;
+                                cursor: pointer;
+                                &:hover {
+                                    opacity: 0.8;
+                                }
                             }
                         }