发一封漂亮的邮件给帮助过你的技术支持。

Send a nice email to a tech support representative who has assisted you.

youdao

你过邮局时能否帮我交封信？

Could you post my letter when you go past the post office?

youdao

我们写了一封信，给任何帮助过我们的人。

We wrote a letter to whoever had helped us.

youdao

我们写了一封信，给任何帮助过我们的人。

We wrote a letter to whoever had helped us.

youdao