你想发一封电子邮件吗？

Do you want to send an E-mail?

《柯林斯英汉双解大词典》

你打电话后应该接着发一封电子邮件或写封信。

You should follow up your phone call with an email or a letter.

《牛津词典》

我需要发一封电子邮件。

I need to send an email.

youdao

I could actually swipe a card and generate electronic receipt via email and then send it out to a person.

这下，我真的能刷刷卡，发一封邮件，把电子回执,发给对方。

斯坦福公开课 - Twitter之父Jack.Dorsey演讲：好奇和灵感的力量课程节选