We need to add this website to the white list.

我们需要将这个网站添加到白名单中。

You can filter spam by setting up a white list.

你可以通过设置白名单来过滤垃圾邮件。

Only users on the white list can access this system.

只有在白名单上的用户才能访问这个系统。

Updates for this app need to be authorized on the white list.

这个应用程序的更新需要在白名单中进行授权。

Our firewall uses a white list to allow specific IP addresses.

我们的防火墙使用白名单来允许特定的IP地址。

You can also add the addresses from your contact list to a white list.

您还可以添加地址从您的联系人名单,以一白名单.

A white list contains favored items (as opposed to a blacklist).

白名单（white list）中列的是喜欢的东西（与黑名单相对应）。

In question is already in the white list

如果被怀疑的文件已经存在于空白列表中

Encourage your recipients to white-list this address. This will usually trump all other anti-spam checks in delivering mail to large ISPs.

鼓励收件人将你的地址列入可信任名单，这样就能通过所有反垃圾邮件的排查。