diff --git a/src/components/ConversationView.vue b/src/components/ConversationView.vue
index ad9e8f4..7f16e88 100644
--- a/src/components/ConversationView.vue
+++ b/src/components/ConversationView.vue
@@ -132,28 +132,36 @@ const generateCurl = (baseUrl: string, key: string, body: any) => {
   return `curl "${fullUrl}" \\\n  -H "Content-Type: application/json" \\\n  -H "Authorization: Bearer ${maskedKey}" \\\n  -d '${JSON.stringify(body, null, 2)}'`;
 };
 
-const translateMessage = async (sender: 'me' | 'partner') => {
+const translateMessage = async (sender: 'me' | 'partner', retranslateId?: string) => {
   if (!activeSession.value || isTranslating.value) return;
   
-  const text = sender === 'me' ? myInput.value.trim() : partnerInput.value.trim();
-  if (!text) return;
+  let text = '';
+  let messageId = '';
+
+  if (retranslateId) {
+    const msg = activeSession.value.messages.find(m => m.id === retranslateId);
+    if (!msg) return;
+    text = msg.original;
+    messageId = retranslateId;
+    settings.updateChatMessage(activeSession.value.id, messageId, { translated: '', evaluation: undefined });
+  } else {
+    text = sender === 'me' ? myInput.value.trim() : partnerInput.value.trim();
+    if (!text) return;
+    
+    const newId = settings.addMessageToSession(activeSession.value.id, sender, text, '');
+    if (!newId) return;
+    messageId = newId;
+    if (sender === 'me') myInput.value = ''; else partnerInput.value = '';
+  }
 
   isTranslating.value = true;
-  
-  // 1. Add message to session
-  const messageId = settings.addMessageToSession(activeSession.value.id, sender, text, '');
-  if (!messageId) {
-    isTranslating.value = false;
-    return;
-  }
   currentStreamingMessageId.value = messageId;
-  
-  if (sender === 'me') myInput.value = ''; else partnerInput.value = '';
   await scrollToBottom();
 
   // 2. Prepare Context
   const historyLimit = 10;
   const sessionMessages = activeSession.value.messages;
+  // 重新翻译时，排除当前这条消息本身作为历史
   const recentMessages = sessionMessages.filter(m => m.id !== messageId).slice(-historyLimit);
   
   const historyBlock = recentMessages.map(m => {
@@ -187,7 +195,7 @@ const translateMessage = async (sender: 'me' | 'partner') => {
     stream: settings.enableStreaming
   };
 
-  settings.addLog('request', { type: 'conversation', ...requestBody }, generateCurl(settings.apiBaseUrl, settings.apiKey, requestBody));
+  settings.addLog('request', { type: retranslateId ? 'conversation-retranslate' : 'conversation', ...requestBody }, generateCurl(settings.apiBaseUrl, settings.apiKey, requestBody));
 
   try {
     const response = await invoke<string>('translate', { 
@@ -215,6 +223,11 @@ const translateMessage = async (sender: 'me' | 'partner') => {
   }
 };
 
+const deleteMessage = (messageId: string) => {
+  if (!activeSession.value) return;
+  settings.deleteChatMessage(activeSession.value.id, messageId);
+};
+
 const evaluateMessage = async (messageId: string, force = false) => {
   if (!activeSession.value) return;
   const msg = activeSession.value.messages.find(m => m.id === messageId);
@@ -540,7 +553,7 @@ onUnmounted(() => window.removeEventListener('click', handleGlobalClick));
               <!-- Action Tools (Copy, Evaluate, Refine) -->
               <div :class="cn(
                 'absolute top-0 opacity-0 group-hover:opacity-100 transition-opacity flex items-center bg-white/90 dark:bg-slate-800/90 rounded-full shadow-lg border dark:border-slate-700 px-1 py-1 z-20',
-                msg.sender === 'me' ? '-left-24' : '-right-24'
+                msg.sender === 'me' ? '-left-32' : '-right-32'
               )">
                 <button 
                   @click="copyWithFeedback(msg.translated, msg.id)"
@@ -550,6 +563,15 @@ onUnmounted(() => window.removeEventListener('click', handleGlobalClick));
                   <Check v-if="activeCopyId === msg.id" class="w-3.5 h-3.5 text-green-600" />
                   <Copy v-else class="w-3.5 h-3.5 text-slate-400" />
                 </button>
+                <button 
+                  @click="translateMessage(msg.sender, msg.id)"
+                  :disabled="isTranslating || msg.isEvaluating || msg.isRefining"
+                  class="p-1.5 hover:bg-slate-100 dark:hover:bg-slate-700 rounded-full transition-colors disabled:opacity-30"
+                  title="重新翻译"
+                >
+                  <RotateCcw v-if="isTranslating && currentStreamingMessageId === msg.id" class="w-3.5 h-3.5 animate-spin text-blue-500" />
+                  <RotateCcw v-else class="w-3.5 h-3.5 text-slate-400" />
+                </button>
                 <button 
                   @click="evaluateMessage(msg.id)"
                   :disabled="msg.isEvaluating || msg.isRefining"
@@ -559,6 +581,13 @@ onUnmounted(() => window.removeEventListener('click', handleGlobalClick));
                   <Loader2 v-if="msg.isEvaluating" class="w-3.5 h-3.5 animate-spin text-blue-500" />
                   <ShieldCheck v-else class="w-3.5 h-3.5 text-slate-400" />
                 </button>
+                <button 
+                  @click="deleteMessage(msg.id)"
+                  class="p-1.5 hover:bg-red-50 dark:hover:bg-red-900/30 rounded-full transition-colors group/del"
+                  title="删除消息"
+                >
+                  <Trash2 class="w-3.5 h-3.5 text-slate-400 group-hover/del:text-red-500" />
+                </button>
               </div>
             </div>
           </div>
diff --git a/src/stores/settings.ts b/src/stores/settings.ts
index ad8ccaf..5fac1fd 100644
--- a/src/stores/settings.ts
+++ b/src/stores/settings.ts
@@ -386,6 +386,13 @@ export const useSettingsStore = defineStore('settings', () => {
     }
   };
 
+  const deleteChatMessage = (sessionId: string, messageId: string) => {
+    const session = chatSessions.value.find(s => s.id === sessionId);
+    if (session) {
+      session.messages = session.messages.filter(m => m.id !== messageId);
+    }
+  };
+
   return {
     isDark,
     apiBaseUrl,
@@ -415,6 +422,7 @@ export const useSettingsStore = defineStore('settings', () => {
     createSession,
     deleteSession,
     addMessageToSession,
-    updateChatMessage
+    updateChatMessage,
+    deleteChatMessage
   };
 });