cuff

1. N-COUNT The cuffs of a shirt or dress are the parts at the ends of the sleeves, which are thicker than the rest of the sleeve. 袖口

...a pale blue shirt with white collar and cuffs. …一件白领和白袖口的淡蓝色衬衫。

2. N-COUNT [美国英语] [usu pl] →see turn-up

3. PHRASE An off-the-cuff remark is made without being prepared or thought about in advance. 即兴的

I didn't mean any offence. It was a flippant, off-the-cuff remark. 我无意冒犯，那只是贸然随口而说的。

4. V to strike with an open hand 以巴掌拍击