diff --git a/app/Http/Controllers/Api/DialogController.php b/app/Http/Controllers/Api/DialogController.php
index b11c53daf..bceb061aa 100755
--- a/app/Http/Controllers/Api/DialogController.php
+++ b/app/Http/Controllers/Api/DialogController.php
@@ -2175,12 +2175,12 @@ class DialogController extends AbstractController
         $dialog_id = intval(Request::input('dialog_id'));
         $uuid = trim(Request::input('uuid'));
         $text = trim(Request::input('text'));
-        $list = Request::input('list');
+        $list = Request::input('list') ?? [];
         //
         WebSocketDialog::checkDialog($dialog_id);
         $strlen = mb_strlen($text);
         $noimglen = mb_strlen(preg_replace("/<img[^>]*?>/i", "", $text));
-        if ($strlen < 1) {
+        if ($strlen < 1 || empty($list)) {
             return Base::retError('内容不能为空');
         }
         if ($noimglen > 200000) {
@@ -2195,17 +2195,28 @@ class DialogController extends AbstractController
                     ->orderByDesc('created_at')
                     ->where('msg', 'like', "%$uuid%")
                     ->value('msg');
-                $list = array_reverse(array_merge($dialogMsg['list'] ?? [], $list));
-                $list = array_reduce($list, function ($result, $item) {
-                    $fieldValue = $item['id'];  // 指定字段名
-                    if (!isset($result[$fieldValue])) {
-                        $result[$fieldValue] = $item;
+                // 新增
+                $msgList = $dialogMsg['list'] ?? [];
+                $addList = array_udiff($list, $msgList, function($a, $b) {
+                    return ($a['id'] ?? 0) - $b['id'];
+                });
+                foreach ($addList as $key => $item) {
+                    $item['id'] = intval(round(microtime(true) * 1000)) + $key;
+                    $msgList[] = $item;
+                }
+                // 编辑更新
+                $lists = array_column($list,null,'id');
+                foreach ($msgList as $key => $item) {
+                    if (isset($lists[$item['id']]) && $item['userid'] == $user->userid) {
+                        $msgList[$key] = $lists[$item['id']];
                     }
-                    return $result;
-                }, []);
-                $list = array_reverse(array_values($list));
+                }
+                $list = $msgList;
             } else {
                 $uuid = Base::generatePassword(36);
+                foreach ($list as $key => $item) {
+                    $list[$key]['id'] = intval(round(microtime(true) * 1000)) + $key;
+                }
             }
             //
             usort($list, function ($a, $b) {
diff --git a/language/original-web.txt b/language/original-web.txt
index b34d88200..c7564a075 100644
--- a/language/original-web.txt
+++ b/language/original-web.txt
@@ -1552,3 +1552,7 @@ License Key
 月前
 请输入用户名
 是否拨打电话给(*)？
+
+你确定要取消发送吗？
+消息已发送，不可取消
+取消发送失败
diff --git a/resources/assets/js/pages/manage/components/DialogView.vue b/resources/assets/js/pages/manage/components/DialogView.vue
index 18145453d..8a132f42d 100644
--- a/resources/assets/js/pages/manage/components/DialogView.vue
+++ b/resources/assets/js/pages/manage/components/DialogView.vue
@@ -76,12 +76,12 @@
                 <!--接龙-->
                 <div v-else-if="msgData.type === 'word-chain'" class="content-text content-word-chain no-dark-content">
                     <pre v-html="$A.formatTextMsg(msgData.msg.text, userId)"></pre>
-                    <ul>
+                    <ul :class="{'expand': unfoldWordChainData.indexOf(msgData.id) !== -1 }">
                         <li v-for="(item) in (msgData.msg.list || []).filter(h=>h.type == 'case')">
                             {{ $L('例') }} {{ item.text }}
                         </li>
                         <li v-for="(item,index) in (msgData.msg.list || []).filter(h=>h.type != 'case')">
-                            <span class="expand" v-if="index == 2 && msgData.msg.list.length > 4" @click="unfoldWordChain">
+                            <span class="expand" v-if="index == 2 && msgData.msg.list.length > 4" @click="unfoldWordChain(msgData)">
                                 ...{{$L('展开')}}...
                             </span>
                             <span :class="{'shrink': index >= 2 && msgData.msg.list.length > 4 } ">
@@ -325,7 +325,8 @@ export default {
 
             emojiUsersNum: 5,
 
-            voteData: {}
+            voteData: {},
+            unfoldWordChainData: []
         }
     },
 
@@ -334,6 +335,9 @@ export default {
         if (Object.keys(this.voteData).length === 0) {
             this.voteData = JSON.parse(window.localStorage.getItem(`__cache:vote__`)) || {};
         }
+        if (this.unfoldWordChainData.length === 0) {
+            this.unfoldWordChainData = JSON.parse(window.localStorage.getItem(`__cache:unfoldWordChain__`)) || [];
+        }
     },
 
     beforeDestroy() {
@@ -640,8 +644,13 @@ export default {
             }
         },
 
-        unfoldWordChain(e) {
-            e.target.parentNode?.parentNode?.classList.add('expand')
+        unfoldWordChain(msg) {
+            if (this.unfoldWordChainData.indexOf(msg.id) == -1) {
+                const data = JSON.parse(window.localStorage.getItem('__cache:unfoldWordChain__')) || [];
+                data.push(msg.id);
+                window.localStorage.setItem('__cache:unfoldWordChain__', JSON.stringify(data));
+                this.unfoldWordChainData.push(msg.id);
+            }
         },
 
         onVote(type, msgData) {
diff --git a/resources/assets/js/pages/manage/components/DialogWrapper.vue b/resources/assets/js/pages/manage/components/DialogWrapper.vue
index 8fb6a7856..ce25b2cf6 100644
--- a/resources/assets/js/pages/manage/components/DialogWrapper.vue
+++ b/resources/assets/js/pages/manage/components/DialogWrapper.vue
@@ -1210,6 +1210,7 @@ export default {
                 this.$store.dispatch('closeDialog', old_id)
                 //
                 window.localStorage.removeItem('__cache:vote__')
+                window.localStorage.removeItem('__cache:unfoldWordChain__')
             },
             immediate: true
         },
@@ -2869,7 +2870,7 @@ export default {
                                 this.forgetTempMsg(this.operateItem.id)
                                 resolve();
                             } else {
-                                reject("取消失败");
+                                reject("取消发送失败");
                             }
                         } else {
                             // 取消消息发送
@@ -2877,7 +2878,7 @@ export default {
                                 this.forgetTempMsg(this.operateItem.id)
                                 resolve();
                             }).catch(() => {
-                                reject("取消失败");
+                                reject("取消发送失败");
                             });
                         }
                     })