diff --git a/%E5%AE%8C%E7%BE%8E%E8%A7%A3%E5%86%B3-Python-3.10-%E7%8E%AF%E5%A2%83%E4%B8%8B-PySNMP-%E8%AF%A1%E5%BC%82%E7%9A%84-%28unknown-location%29-%E5%AF%BC%E5%85%A5%E6%8A%A5%E9%94%99.md b/%E5%AE%8C%E7%BE%8E%E8%A7%A3%E5%86%B3-Python-3.10-%E7%8E%AF%E5%A2%83%E4%B8%8B-PySNMP-%E8%AF%A1%E5%BC%82%E7%9A%84-%28unknown-location%29-%E5%AF%BC%E5%85%A5%E6%8A%A5%E9%94%99.md
index eec6e03..0a24d0e 100644
--- a/%E5%AE%8C%E7%BE%8E%E8%A7%A3%E5%86%B3-Python-3.10-%E7%8E%AF%E5%A2%83%E4%B8%8B-PySNMP-%E8%AF%A1%E5%BC%82%E7%9A%84-%28unknown-location%29-%E5%AF%BC%E5%85%A5%E6%8A%A5%E9%94%99.md
+++ b/%E5%AE%8C%E7%BE%8E%E8%A7%A3%E5%86%B3-Python-3.10-%E7%8E%AF%E5%A2%83%E4%B8%8B-PySNMP-%E8%AF%A1%E5%BC%82%E7%9A%84-%28unknown-location%29-%E5%AF%BC%E5%85%A5%E6%8A%A5%E9%94%99.md
@@ -45,7 +45,8 @@ ImportError: cannot import name 'SnmpEngine' from 'pysnmp.hlapi' (unknown locati
 完整的代码实现
 在你的 snmp_service.py 文件最顶部（必须在所有 pysnmp 导入之前），加入以下代码：
 
-`Python
+```
+Python
 import collections
 import collections.abc
 import asyncio
@@ -80,7 +81,8 @@ logger = logging.getLogger(__name__)
 
 class SNMPService:
     # 下面开始写你的业务逻辑...
-    pass`
+    pass
+  ```
 避坑总结
 警惕 (unknown location)： 在 Python 3.9+ 环境中看到这个错，不要死磕包路径，立刻去查是不是底层库用了被废弃的内置属性（如 collections 相关）。