And they type in "cappuccino" on a little terminal, which is basically a calculator on top of the cash box, and then they get $3.24 from that. They get a receipt.

他们在一个小终端机上输入“卡布奇诺“,那个终端机不过是个收银盒上价格计算器而已，他们划走了3。24美元，打出一张凭条。

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