diff --git a/zh-cn/application-dev/reference/apis/js-apis-medialibrary.md b/zh-cn/application-dev/reference/apis/js-apis-medialibrary.md
index 2fdcde2330a51f4feb1d8ca0041e5c2d300b6da2..956df8e5c1838d80b546837bb78dfbce415b8e23 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-medialibrary.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-medialibrary.md
@@ -316,7 +316,7 @@ deleteAsset(uri: string): Promise\<void>
 
 **系统接口**：此接口为系统接口。
 
-**需要权限**：ohos.permission.READ_MEDIA and ohos.permission.WRITE_MEDIA
+**需要权限**：ohos.permission.READ_MEDIA 和 ohos.permission.WRITE_MEDIA
 
 **系统能力**：SystemCapability.Multimedia.MediaLibrary.Core
 
@@ -364,7 +364,7 @@ deleteAsset(uri: string, callback: AsyncCallback\<void>): void
 
 **系统接口**：此接口为系统接口。
 
-**需要权限**：ohos.permission.READ_MEDIA and ohos.permission.WRITE_MEDIA
+**需要权限**：ohos.permission.READ_MEDIA 和 ohos.permission.WRITE_MEDIA
 
 **系统能力**：SystemCapability.Multimedia.MediaLibrary.Core