diff --git a/docs/人工智能/CS188.en.md b/docs/人工智能/CS188.en.md
index 588adb44..6c91375d 100644
--- a/docs/人工智能/CS188.en.md
+++ b/docs/人工智能/CS188.en.md
@@ -14,7 +14,7 @@ The Fall 2018 version of the course offered free access to gradescope, allowing
 
 ## Course Resources
 
-- Course Websites：[Fall 2022](https://inst.eecs.berkeley.edu/~cs188/fa22/)，[Fall 2018](https://inst.eecs.berkeley.edu/~cs188/fa18/index.html)
-- Course Videos：[Fall 2022](https://inst.eecs.berkeley.edu/~cs188/fa22/)，[Fall 2018](https://inst.eecs.berkeley.edu/~cs188/fa18/index.html)，with links to each lecture on the course website
+- Course Websites：[Fall 2022](https://inst.eecs.berkeley.edu/~cs188/fa22/), [Fall 2018](https://inst.eecs.berkeley.edu/~cs188/fa18/index.html)
+- Course Videos：[Fall 2022](https://inst.eecs.berkeley.edu/~cs188/fa22/), [Fall 2018](https://inst.eecs.berkeley.edu/~cs188/fa18/index.html), with links to each lecture on the course website
 - Course Textbook：Artificial intelligence: A Modern Approach
 - Course Assignments：Online assessments for written assignments and projects, details available on the course website