diff --git a/qwen3-tts-backend/core/audiobook_service.py b/qwen3-tts-backend/core/audiobook_service.py
index e88098a..abd0268 100644
--- a/qwen3-tts-backend/core/audiobook_service.py
+++ b/qwen3-tts-backend/core/audiobook_service.py
@@ -16,7 +16,7 @@ from db.models import AudiobookProject, AudiobookCharacter, User
 logger = logging.getLogger(__name__)
 
 _LINE_RE = re.compile(r'^【(.+?)】(.*)$')
-_EMO_RE = re.compile(r'（(开心|愤怒|悲伤|恐惧|厌恶|低沉|惊讶):([0-9.]+)）\s*$')
+_EMO_RE = re.compile(r'（([^:）]+):([0-9.]+)）\s*$')
 
 # Cancellation events for batch operations, keyed by project_id
 _cancel_events: dict[int, asyncio.Event] = {}
diff --git a/qwen3-tts-backend/core/llm_service.py b/qwen3-tts-backend/core/llm_service.py
index 8912996..fcf6ea5 100644
--- a/qwen3-tts-backend/core/llm_service.py
+++ b/qwen3-tts-backend/core/llm_service.py
@@ -378,6 +378,8 @@ class LLMService:
             "  【角色名】\"对话内容\"（情感词:强度）\n\n"
             "情感标注规则：\n"
             "- 情感词可选：开心、愤怒、悲伤、恐惧、厌恶、低沉、惊讶\n"
+            "- 可用 + 拼接多个情感词表达复杂情绪，如（开心+悲伤:0.4）、（愤怒+恐惧:0.5）\n"
+            "- 多情感时强度为混合情感的整体强度，每种情感对合成结果均有贡献\n"
             f"- 各情感强度上限（严格不超过）：{limits_str}\n"
             "- 情感不明显时可省略（情感词:强度）整个括号\n"
             + narrator_rule
@@ -453,12 +455,14 @@ class LLMService:
             "所有非对话的叙述文字归属于旁白角色。\n"
             "同时根据语境为每个片段判断是否有明显情绪，有则设置情绪类型（emo_text）和强度（emo_alpha），无则留空。\n"
             "可选情绪：开心、愤怒、悲伤、恐惧、厌恶、低沉、惊讶。\n"
+            "- emo_text 可用 + 拼接多个情感词（如 \"开心+悲伤\"），表达复杂混合情绪\n"
             "情绪不明显或旁白时，emo_text设为\"\"，emo_alpha设为0。\n"
             "各情绪强度上限（严格不超过）：开心=0.35、愤怒=0.15、悲伤=0.1、恐惧=0.1、厌恶=0.35、低沉=0.35、惊讶=0.1。\n"
             "同一角色的连续台词，情绪应尽量保持一致或仅有微弱变化，避免相邻片段间情绪跳跃。\n"
             "只输出JSON数组，不要有其他文字，格式如下：\n"
             '[{"character": "旁白", "text": "叙述文字", "emo_text": "", "emo_alpha": 0}, '
-            '{"character": "角色名", "text": "对话内容", "emo_text": "开心", "emo_alpha": 0.3}, ...]'
+            '{"character": "角色名", "text": "对话内容", "emo_text": "开心", "emo_alpha": 0.3}, '
+            '{"character": "角色名", "text": "带泪的笑", "emo_text": "开心+悲伤", "emo_alpha": 0.4}]'
         )
         user_message = f"请解析以下章节文本：\n\n{chapter_text}"
         result = await self.stream_chat_json(system_prompt, user_message, on_token, max_tokens=16384, usage_callback=usage_callback)
diff --git a/qwen3-tts-backend/db/models.py b/qwen3-tts-backend/db/models.py
index 827a9f2..ff56bf0 100644
--- a/qwen3-tts-backend/db/models.py
+++ b/qwen3-tts-backend/db/models.py
@@ -192,7 +192,7 @@ class AudiobookSegment(Base):
     segment_index = Column(Integer, nullable=False)
     character_id = Column(Integer, ForeignKey("audiobook_characters.id"), nullable=False)
     text = Column(Text, nullable=False)
-    emo_text = Column(String(20), nullable=True)
+    emo_text = Column(String(100), nullable=True)
     emo_alpha = Column(Float, nullable=True)
     audio_path = Column(String(500), nullable=True)
     status = Column(String(20), default="pending", nullable=False)
diff --git a/qwen3-tts-frontend/src/pages/Audiobook.tsx b/qwen3-tts-frontend/src/pages/Audiobook.tsx
index b3dd825..d9936b6 100644
--- a/qwen3-tts-frontend/src/pages/Audiobook.tsx
+++ b/qwen3-tts-frontend/src/pages/Audiobook.tsx
@@ -1381,9 +1381,7 @@ function CharactersPanel({
 }
 
 const EMOTION_OPTIONS = ['开心', '愤怒', '悲伤', '恐惧', '厌恶', '低沉', '惊讶', '中性']
-const EMOTION_ALPHA_DEFAULTS: Record<string, number> = {
-  开心: 0.6, 愤怒: 0.15, 悲伤: 0.4, 恐惧: 0.4, 厌恶: 0.6, 低沉: 0.6, 惊讶: 0.3, 中性: 0.5,
-}
+
 
 function ChaptersPanel({
   project,
@@ -1674,8 +1672,10 @@ function ChaptersPanel({
                               {seg.character_name || t('projectCard.segments.unknownCharacter')}
                             </Badge>
                             {!isEditing && seg.emo_text && (
-                              <span className="text-[11px] text-muted-foreground shrink-0">
-                                {seg.emo_text}
+                              <span className="text-[11px] text-muted-foreground shrink-0 flex items-center gap-0.5 flex-wrap">
+                                {seg.emo_text.split('+').map(e => (
+                                  <span key={e} className="bg-muted rounded px-1">{e.trim()}</span>
+                                ))}
                                 {seg.emo_alpha != null && (
                                   <span className="opacity-60 ml-0.5">{seg.emo_alpha.toFixed(2)}</span>
                                 )}
@@ -1718,22 +1718,32 @@ function ChaptersPanel({
                                   className="text-sm min-h-[60px] resize-y"
                                   rows={3}
                                 />
-                                <div className="flex items-center gap-2 flex-wrap">
-                                  <span className="text-xs text-muted-foreground shrink-0">{t('projectCard.segments.emotion')}:</span>
-                                  <select
-                                    value={editEmoText}
-                                    onChange={e => {
-                                      const v = e.target.value
-                                      setEditEmoText(v)
-                                      if (v && EMOTION_ALPHA_DEFAULTS[v]) setEditEmoAlpha(EMOTION_ALPHA_DEFAULTS[v])
-                                    }}
-                                    className="text-xs h-6 rounded border border-input bg-background px-1 focus:outline-none"
-                                  >
-                                    <option value="">{t('projectCard.segments.noEmotion')}</option>
-                                    {EMOTION_OPTIONS.map(e => <option key={e} value={e}>{e}</option>)}
-                                  </select>
+                                <div className="space-y-1.5">
+                                  <div className="flex items-center gap-1 flex-wrap">
+                                    <span className="text-xs text-muted-foreground shrink-0">{t('projectCard.segments.emotion')}:</span>
+                                    {EMOTION_OPTIONS.map(emo => {
+                                      const selectedEmos = editEmoText.split('+').filter(Boolean)
+                                      const isSelected = selectedEmos.includes(emo)
+                                      return (
+                                        <button
+                                          key={emo}
+                                          type="button"
+                                          className={`px-2 py-0.5 rounded text-xs border transition-colors ${isSelected ? "bg-primary text-primary-foreground border-primary" : "bg-muted text-muted-foreground border-transparent"}`}
+                                          onClick={() => {
+                                            const current = editEmoText.split('+').filter(Boolean)
+                                            const next = isSelected
+                                              ? current.filter(e => e !== emo)
+                                              : [...current, emo]
+                                            setEditEmoText(next.join('+'))
+                                          }}
+                                        >
+                                          {emo}
+                                        </button>
+                                      )
+                                    })}
+                                  </div>
                                   {editEmoText && (
-                                    <div className="flex items-center gap-1.5 flex-1 min-w-[120px]">
+                                    <div className="flex items-center gap-1.5">
                                       <span className="text-xs text-muted-foreground shrink-0">{t('projectCard.segments.intensity')}:</span>
                                       <input
                                         type="range"