diff --git a/Scripts/authorization&cartId.js b/Scripts/authorization&cartId.js
index 603c0f2..da7f257 100644
--- a/Scripts/authorization&cartId.js
+++ b/Scripts/authorization&cartId.js
@@ -9,7 +9,7 @@
 const pattern = /^https:\/\/cart\.production\.store-web\.dynamics\.com\/v1\.0\/Cart\/eligibilityCheck\?/;
 const url = $request.url;
 
-const MAX_RECORDS = 10;
+const MAX_RECORDS = 10;    // cart 记录保留最近 10 条
 
 if ($request.method === "PUT" && pattern.test(url)) {
     try {