It also serves the dual purpose of providing the MIME type when a file's content is being sent to the browser.

它还有一个作用，那就是在将文件内容发送给浏览器时提供MIME类型。

youdao

It also serves the dual purpose of providing the MIME type when a file's content is being sent to the browser.

它还有一个作用，那就是在将文件内容发送给浏览器时提供MIME类型。

youdao