例句與造句

1. In addition, ISP email relays are incompatible with fine-grained IP address blocking : if they relay spam and get blocked, it affects all users.
2. All of the fields in an email's header ( its addressing and routing information ) can easily be forged, and there are ( still ) innumerable open email relays that allow anyone to send email through them.
3. It's difficult to find email relay in a sentence. 用email relay造句挺難的