diff --git a/app/wework_bot.py b/app/wework_bot.py
index 712b097..62d766a 100644
--- a/app/wework_bot.py
+++ b/app/wework_bot.py
@@ -283,10 +283,12 @@ class WeComBotService:
 
             if status == "duplicate":
                 dup_id = result.get("duplicate_of", "?")
+                ocr_text = result.get("ocr_text", "")
+                preview = ocr_text[:200].replace("\n", " ") if ocr_text else "无识别内容"
                 await self.ws_client.reply_stream(
                     frame,
                     stream_id,
-                    f"该图片内容已存在于知识库中（ID: {dup_id}），无需重复录入。",
+                    f"🔄 该图片内容已存在于知识库中（ID: {dup_id}），无需重复录入。\n\n识别内容：\n{preview}{'...' if len(ocr_text) > 200 else ''}",
                     True,
                 )
             elif status == "completed":