在美国，它包括订购邮票及包装用品，并在网上提供电子邮件接收回执。

In the United States, that includes ordering stamps and packing supplies online and providing delivery confirmation electronically without mailing back a receipt.

youdao

这下，我真的能刷刷卡，发一封邮件，把电子回执， 发给对方。

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

youdao

不要浪费时间为收到的邮件回复确认回执；可能的话先填写好回复邮件的主题，这样你就不用再重新编写新邮件。

Don't waste a message acknowledging receipt of an email, and put responses in the subject when possible so you don't have to compose a new message.

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。

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