diff --git a/pkg/plugin/context.py b/pkg/plugin/context.py
index 3907489d..b0e2ef96 100644
--- a/pkg/plugin/context.py
+++ b/pkg/plugin/context.py
@@ -13,19 +13,64 @@ def register(
     name: str,
     description: str,
     version: str,
-    author
+    author: str
 ) -> typing.Callable[[typing.Type[BasePlugin]], typing.Type[BasePlugin]]:
+    """注册插件类
+    
+    使用示例：
+
+    @register(
+        name="插件名称",
+        description="插件描述",
+        version="插件版本",
+        author="插件作者"
+    )
+    class MyPlugin(BasePlugin):
+        pass
+    """
     pass
 
 def handler(
     event: typing.Type[events.BaseEventModel]
 ) -> typing.Callable[[typing.Callable], typing.Callable]:
+    """注册事件监听器
+    
+    使用示例：
+
+    class MyPlugin(BasePlugin):
+    
+        @handler(NormalMessageResponded)
+        async def on_normal_message_responded(self, ctx: EventContext):
+            pass
+    """
     pass
 
 
 def llm_func(
     name: str=None,
 ) -> typing.Callable:
+    """注册内容函数
+    
+    使用示例：
+
+    class MyPlugin(BasePlugin):
+    
+        @llm_func("access_the_web_page")
+        async def _(self, query, url: str, brief_len: int):
+            \"""Call this function to search about the question before you answer any questions.
+            - Do not search through google.com at any time.
+            - If you need to search somthing, visit https://www.sogou.com/web?query=<something>.
+            - If user ask you to open a url (start with http:// or https://), visit it directly.
+            - Summary the plain content result by yourself, DO NOT directly output anything in the result you got.
+
+            Args:
+                url(str): url to visit
+                brief_len(int): max length of the plain text content, recommend 1024-4096, prefer 4096
+
+            Returns:
+                str: plain text content of the web page or error message(starts with 'error:')
+            \"""
+    """
     pass
 
 
diff --git a/pkg/plugin/events.py b/pkg/plugin/events.py
index bcb8e5c8..b5919762 100644
--- a/pkg/plugin/events.py
+++ b/pkg/plugin/events.py
@@ -13,7 +13,7 @@ class BaseEventModel(pydantic.BaseModel):
     """事件模型基类"""
 
     query: typing.Union[core_entities.Query, None]
-    """此次请求的query对象，可能为None"""
+    """此次请求的query对象，非请求过程的事件时为None"""
 
     class Config:
         arbitrary_types_allowed = True