Knuckle sandwich
01
指节三明治, 打在嘴上的拳头
used to refer to a punch that is hit in a person's mouth
例子
When the schoolyard bully would n't leave him alone, he finally stood up and threatened to give him a knuckle sandwich.
当校园恶霸不肯放过他时,他终于站起来威胁要给他一个指节三明治。
The heated argument at the bar almost turned into a brawl, with one patron warning the other to watch out for a knuckle sandwich.
酒吧里的激烈争论几乎演变成了一场斗殴,一位顾客警告另一位要小心拳头三明治。



























