diff --git a/src/pages/book/book.md b/src/pages/book/book.md
index fc6fd30..bb290e2 100755
--- a/src/pages/book/book.md
+++ b/src/pages/book/book.md
@@ -166,13 +166,6 @@ EOF
 
 - 聊天机器人
 
----
-
-## pdf文档
-
-> 可以离线阅读
-
- https://minioweb.hackrobot.cn/hackrobot/云手机20250919.pdf
 
 ---