First, you should always protect against your machine — the one serving your Web content to millions of users — from being used as a mail relay.

首先，应当始终防止您的机器(为数百万个用户提供Web内容的机器)成为一个邮件中转站。

youdao

First, you should always protect against your machine — the one serving your Web content to millions of users — from being used as a mail relay.

首先，应当始终防止您的机器(为数百万个用户提供Web内容的机器)成为一个邮件中转站。

youdao