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

Then, they swipe the card and then they get that receipt.

接着刷了一下卡,然后他们就得到这笔钱。

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