Shortchanging
（找钱时故意）少找零头, 欺骗( shortchange的现在分词 )
🗣️ 情景例句
I've been through every section with you, Richard.
我和你一起检视过每个部分， Richard。
A man apt to promise is apt to forget.
轻诺者易忘。
How do you know?
你怎么知道？