他的衬衫袖口有点松了，需要缝一下。

The ___cuffs on his shirt are a bit loose and need to be sewn.

小偷被警察逮捕时戴着手铐。

The thief was wearing ___cuffs when the police arrested him.

她开玩笑地轻轻拍了一下弟弟的脑袋。

She playfully ___cuffed her brother on the head as a joke.