Shortchanging
（找钱时故意）少找零头, 欺骗( shortchange的现在分词 )
🗣️ 情景例句
If you have any trouble, let me know.
如果你有任何的麻烦，请告诉我。
Pardon me.
请原谅。
I'm not sure we have that much on hand.
我没把握现在的量有没有那么多。