diff --git a/54_CrossChainBridge/readme.md b/54_CrossChainBridge/readme.md
index c3f11eb25..45ed490e9 100644
--- a/54_CrossChainBridge/readme.md
+++ b/54_CrossChainBridge/readme.md
@@ -154,7 +154,7 @@ const main = async () => {
             console.log(`Minted ${amount} tokens to ${user} on Chain Goerli`);
         });
 
-        // 监听chain Sepolia的Bridge事件，然后在Goerli上执行mint操作，完成跨链
+        // 监听chain Goerli的Bridge事件，然后在Sepolia上执行mint操作，完成跨链
         contractGoerli.on("Bridge", async (user, amount) => {
             console.log(`Bridge event on Chain Goerli: User ${user} burned ${amount} tokens`);
 
@@ -164,10 +164,8 @@ const main = async () => {
 
             console.log(`Minted ${amount} tokens to ${user} on Chain Sepolia`);
         });
-
-    }catch(e){
+    } catch(e) {
         console.log(e);
-    
     } 
 }