diff --git a/dsSchoolBuddy/TestStart.py b/dsSchoolBuddy/TestStart.py
index a473c1a2..f3e01a8d 100644
--- a/dsSchoolBuddy/TestStart.py
+++ b/dsSchoolBuddy/TestStart.py
@@ -1,8 +1,14 @@
 import json
 import uuid
+import time
+import logging
 
 import requests
 
+# 配置日志
+logging.basicConfig(level=logging.INFO, format='%(asctime)s - %(levelname)s - %(message)s')
+logger = logging.getLogger(__name__)
+
 # 服务器地址
 BASE_URL = "http://localhost:8000"
 CHAT_ENDPOINT = f"{BASE_URL}/api/chat"
@@ -11,10 +17,23 @@ CHAT_ENDPOINT = f"{BASE_URL}/api/chat"
 USER_ID = "test_user_123"
 # 会话ID（固定一个以便模拟多轮对话）
 SESSION_ID = str(uuid.uuid4())
+# 防止重复发送的时间间隔（秒）
+MIN_QUERY_INTERVAL = 1
+# 上次查询时间
+last_query_time = 0
 
 
 def send_message(query):
     """发送消息到聊天API并接收流式响应"""
+    global last_query_time
+    current_time = time.time()
+    
+    # 检查查询间隔
+    if current_time - last_query_time < MIN_QUERY_INTERVAL:
+        print(f"\n请等待 {MIN_QUERY_INTERVAL} 秒后再发送消息")
+        return
+    
+    last_query_time = current_time
     headers = {
         "Content-Type": "application/json"
     }
@@ -29,32 +48,55 @@ def send_message(query):
     try:
         print(f"\n你: {query}")
         print("老师: ", end="", flush=True)
+        logger.info(f"发送查询: {query}")
 
         # 发送POST请求，使用stream=True以流式接收响应
-        with requests.post(CHAT_ENDPOINT, json=data, headers=headers, stream=True) as response:
+        with requests.post(CHAT_ENDPOINT, json=data, headers=headers, stream=True, timeout=30) as response:
             if response.status_code == 200:
                 # 逐行处理流式响应
                 for line in response.iter_lines():
                     if line:
                         # 去掉前缀'data: '
-                        line = line.decode('utf-8').replace('data: ', '')
+                        line_str = line.decode('utf-8').strip()
+                        if line_str.startswith('data:'):
+                            line_str = line_str.replace('data:', '')
+                        
+                        # 处理[DONE]标记
+                        if line_str == '[DONE]':
+                            break
+                        
+                        if not line_str:  # 跳过空行
+                            continue
+                        
                         try:
                             # 解析JSON
-                            data = json.loads(line)
+                            data = json.loads(line_str)
                             if 'reply' in data:
                                 print(data['reply'], end="", flush=True)
                             elif 'error' in data:
                                 print(f"\n错误: {data['error']}")
+                                logger.error(f"API错误: {data['error']}")
+                            else:
+                                print(f"\n未知响应格式: {data}")
+                                logger.warning(f"未知响应格式: {data}")
                         except json.JSONDecodeError:
                             # 非JSON格式的响应
-                            print(f"\n无法解析的响应: {line}")
+                            print(f"\n无法解析的响应: {line_str}")
+                            logger.error(f"无法解析的响应: {line_str}")
                 print()  # 换行
             else:
-                print(f"\n请求失败，状态码: {response.status_code}")
-                print(f"错误信息: {response.text}")
+                error_msg = f"请求失败，状态码: {response.status_code}，错误信息: {response.text}"
+                print(f"\n{error_msg}")
+                logger.error(error_msg)
 
     except requests.exceptions.RequestException as e:
-        print(f"\n请求异常: {str(e)}")
+        error_msg = f"请求异常: {str(e)}"
+        print(f"\n{error_msg}")
+        logger.error(error_msg)
+    except Exception as e:
+        error_msg = f"发生未知错误: {str(e)}"
+        print(f"\n{error_msg}")
+        logger.exception(error_msg)
 
 
 def main():
@@ -62,6 +104,7 @@ def main():
     print("===== 教育助手对话系统 =====")
     print("请输入您的问题，比如：帮我讲解一下勾股定理的证明。输入'退出'结束对话")
     print("===========================")
+    logger.info("教育助手对话系统已启动")
 
     while True:
         try:
@@ -71,6 +114,7 @@ def main():
             # 检查是否退出
             if query.strip() == '退出':
                 print("对话已结束，再见！")
+                logger.info("对话已结束")
                 break
 
             # 发送消息
@@ -78,9 +122,12 @@ def main():
 
         except KeyboardInterrupt:
             print("\n程序被中断，再见！")
+            logger.info("程序被用户中断")
             break
         except Exception as e:
-            print(f"\n发生错误: {str(e)}")
+            error_msg = f"发生错误: {str(e)}"
+            print(f"\n{error_msg}")
+            logger.exception(error_msg)
 
 
 if __name__ == "__main__":