fix description

docs/en/tutorials/quick_start_en.md

@@ -56,7 +56,8 @@ tar -xf MobileNetV3_large_x1_0_pretrained.tar
 cd ../
 ```
 
-**Note**: If you want to download the pretrained models on Windows environment, you can copy the links to the web page and download, you can use the the thirdparty tools such as `7Zip` to uncompress the tar files.
+**Note**: If you want to download the pretrained models on Windows environment, you can copy the links to the browser and download, then use the the thirdparty tools such as `7Zip` to uncompress the tar files.
+
 
 ## Training
 

docs/zh_CN/tutorials/quick_start.md

@@ -56,7 +56,7 @@ tar -xf MobileNetV3_large_x1_0_pretrained.tar
 cd ../
 ```
 
-**注意**：如果是在windows中下载预训练模型的话，需要把地址拷贝到网页中并下载，同时使用`7Zip`等工具进行解压。
+**注意**：如果是在windows中下载预训练模型的话，需要将地址拷贝到浏览器中并下载，然后使用`7Zip`等工具进行解压。
 
 ### 2.2 环境说明