diff --git a/src/ac/academic.md b/src/ac/academic.md
index b873458..fb1634c 100644
--- a/src/ac/academic.md
+++ b/src/ac/academic.md
@@ -22,3 +22,4 @@
 - [The-PhD-Grind(“研”磨记)英文版](https://step-out.github.io/files/The-PhD-Grind.pdf)
 - [The-PhD-Grind(“研”磨记)中文版](https://step-out.github.io/files/phd-grind-chn.pdf)
 - [对phd一年级新生有什么建议？](https://www.zhihu.com/question/32210068/answer/2786600114?utm_campaign=shareopn&utm_content=group1_Answer&utm_medium=social&utm_psn=1820616048568836096&utm_source=wechat_session)
+- [怎么熟练使用服务器并避免给实验室添麻烦呢？](https://www.zhihu.com/question/506241986/answer/3457669268)