n.短上衣,夹克,土豆皮,书籍的护封,文件套,公文夹
vt.给…穿夹克,给…装护套,给…包上护封,〈口〉打
With her was a youngish man in a dinner jacket.
和她在一起的是一个略显年轻、身着无尾礼服的男人。
He took his flashlight from his jacket pocket and switched it on.
他从夹克口袋里拿出手电筒,打开开关。
Will you lend me your jacket for a little while?
你能把上衣借给我穿一会儿吗?