diff --git a/web/pages/Assistants.tsx b/web/pages/Assistants.tsx
index 860a0c9..bc302ca 100644
--- a/web/pages/Assistants.tsx
+++ b/web/pages/Assistants.tsx
@@ -1,6 +1,6 @@
 
 import React, { useState, useEffect, useMemo, useRef } from 'react';
-import { Plus, Search, Play, Copy, Trash2, Mic, MessageSquare, Save, Video, PhoneOff, Camera, ArrowLeftRight, Send, Phone, Rocket, AlertTriangle, PhoneCall, CameraOff, Image, Images, CloudSun, Calendar, TrendingUp, Coins, Wrench, Globe, Terminal, X, ClipboardCheck, Sparkles, Volume2, Timer, ChevronDown, Database, Server, Zap, ExternalLink, Key, BrainCircuit, Ear, Book, Filter } from 'lucide-react';
+import { Plus, Search, Play, Square, Copy, Trash2, Mic, MessageSquare, Save, Video, PhoneOff, Camera, ArrowLeftRight, Send, Phone, Rocket, AlertTriangle, PhoneCall, CameraOff, Image, Images, CloudSun, Calendar, TrendingUp, Coins, Wrench, Globe, Terminal, X, ClipboardCheck, Sparkles, Volume2, Timer, ChevronDown, Database, Server, Zap, ExternalLink, Key, BrainCircuit, Ear, Book, Filter } from 'lucide-react';
 import { Button, Input, Badge, Drawer, Dialog } from '../components/UI';
 import { ASRModel, Assistant, KnowledgeBase, LLMModel, TabValue, Tool, Voice } from '../types';
 import { createAssistant, deleteAssistant, fetchASRModels, fetchAssistantOpenerAudioPcmBuffer, fetchAssistants, fetchKnowledgeBases, fetchLLMModels, fetchTools, fetchVoices, generateAssistantOpenerAudio, updateAssistant as updateAssistantApi } from '../services/backendApi';
@@ -834,10 +834,12 @@ export const AssistantsPage: React.FC = () => {
                                             onClick={handlePreviewOpenerAudio}
                                             disabled={!selectedAssistant.openerAudioReady || openerAudioGenerating}
                                           >
-                                            {openerAudioPreviewing ? '播放中...' : '预览预加载音频'}
+                                            <Play className="w-3.5 h-3.5 mr-1.5" />
+                                            {openerAudioPreviewing ? '播放中...' : '预览'}
                                           </Button>
                                           {openerAudioPreviewing && (
                                             <Button variant="ghost" size="sm" onClick={stopOpenerAudioPreview}>
+                                              <Square className="w-3.5 h-3.5 mr-1.5" />
                                               停止
                                             </Button>
                                           )}