diff --git a/zh-cn/application-dev/reference/apis/js-apis-media.md b/zh-cn/application-dev/reference/apis/js-apis-media.md
index bfdf9298017a701dd731d1ff87a3bcceeeba7978..2db7c2e272ab02e63e1b791695f4763f63062fe7 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-media.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-media.md
@@ -4779,7 +4779,7 @@ let audioRecorderConfig: media.AudioRecorderConfig = {
 audioRecorder.on('prepare', () => {    //设置'prepare'事件回调
   console.log('prepare success');
 });
-audioRecorder.prepare(audioRecorderConfig);              // prepare不设置参数，触发'error'事件
+audioRecorder.prepare(audioRecorderConfig);
 ```
 
 
@@ -4941,7 +4941,7 @@ audioRecorder.on('release', () => {
 audioRecorder.on('reset', () => {                                                 // 设置'reset'事件回调
   console.log('audio recorder reset success');
 });
-audioRecorder.prepare(audioRecorderConfig)       
+audioRecorder.prepare(audioRecorderConfig)                                        // 设置录制参数 ，并触发'prepare'事件回调      
 ```
 
 ### on('error')