提示：点击例句中的单词，就可以看到词义解释

View and modify your list of blocked senders .

查看和修改被阻止发件人的列表。

It defines two blocked senders .

定义两个被阻止的发件人。

Block all e-mail except messages from allowed senders and messages containing allowed phrases .

阻止所有除了允许发件人发送的和包含允许短语的邮件。

One or more of the selected senders could not be added to your blocked senders list .

无法将选定发件人中的一个或多个添加到阻止发件人名单中。

Enter the e-mail addresses and domain names of message senders whose messages are never treated as junk e-mail .

输入其发送的邮件永远不会被当作垃圾电子邮件处理的邮件发件人的电子邮件地址和域名。