我不知道怎么发送电子邮件。

I don't know how to send E-mail.

youdao

你是怎么发送的这信，是通过航天邮件还是普通邮件？

How did you send the letter, by airmail or by ordinary mail?

youdao

任何人都可以发送电子明信片，所以人们不怎么发送普通明信片也就不足为奇了。

Since anyone can send a digital postcard, it's no wonder that people don't send regular postcards very much.

youdao