diff --git a/01_agent_introduction/agent-demo.py b/01_agent_introduction/agent-demo.py
index 4ad167f..84411f2 100644
--- a/01_agent_introduction/agent-demo.py
+++ b/01_agent_introduction/agent-demo.py
@@ -6,7 +6,7 @@ from langchain_openai import ChatOpenAI
 llm = ChatOpenAI(
     model="deepseek-chat",
     api_key=OPENAI_API_KEY,
-    # 注：在.env里把OPENAI_API_KEY改成你自己的api-key即可
+    # 注:在.env里把OPENAI_API_KEY改成你自己的api-key即可
     base_url="https://api.deepseek.com"
 )
 
diff --git a/02_llm_fundamentals/01_basic_llm_invocation.py b/02_llm_fundamentals/01_basic_llm_invocation.py
index 7ea4829..307fffe 100644
--- a/02_llm_fundamentals/01_basic_llm_invocation.py
+++ b/02_llm_fundamentals/01_basic_llm_invocation.py
@@ -11,7 +11,7 @@ response = client.chat.completions.create(
         {"role": "system", "content": "You are a helpful assistant"}, # 提示词角色
         {"role": "user", "content": "Hello"}, # 用户输入的对话
     ],
-    stream=False # 非流式输出，只会等语句全部生成才返回
+    stream=False # 非流式输出, 只会等语句全部生成才返回
 )
 
 print(response.choices[0].message.content)
\ No newline at end of file
diff --git a/03_function_calling_tools/01_custom_function_calling.py b/03_function_calling_tools/01_custom_function_calling.py
index 740a9c6..bf0f8d0 100644
--- a/03_function_calling_tools/01_custom_function_calling.py
+++ b/03_function_calling_tools/01_custom_function_calling.py
@@ -76,7 +76,7 @@ def chat_loop(agent_client, tools):
         print('已调用工具...')
         print(f'回答:{final_res.choices[0].message.content}')
     else:
-        # 模型没有要调用工具，直接返回
+        # 模型没有要调用工具, 直接返回
         print('未调用工具...')
         print(f'回答:{response.choices[0].message.content}')
 
diff --git a/05_langchain_advanced/01_define_toolbox.py b/05_langchain_advanced/01_define_toolbox.py
index 9ecc9b2..9b2f645 100644
--- a/05_langchain_advanced/01_define_toolbox.py
+++ b/05_langchain_advanced/01_define_toolbox.py
@@ -11,6 +11,6 @@ def get_user_name(user):
     return f'用户名字是:{user}'
 
 
-# 封装好我们要用的工具
+# 封装好要用的工具
 tools = [get_weather,get_user_name]
 print('工具箱已封装完毕!')
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