take off
(a) (of an aeroplane,a helicopter,etc) leave the ground and begin to fly （指飞机等）起飞:
The plane took off despite the fog.尽管有雾,飞机仍照常起飞.
(b) (infml 口) leave hurriedly or suddenly 匆忙离去; 突然离去:
He took off for the station at a run.他匆忙向车站跑去. .
(c) (infml 口) (of an idea,a product,etc) suddenly become successful or popular; (of sales of a product) rise very quickly （指观念、 产品等）突然大受欢迎; （指产品的销售量）急升:
* Sales of home computers have taken off in recent years.家庭电脑的销售量近年来上升很快.
take oneself off (to...) (infml 口) leave a place (in order to reach the specified destination) 离开某地（去某处）:
It's time I took myself off.现在我该走了.
* She's taken herself off to the country for a quiet weekend.她到乡村去过个清静的周末
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take sth off
(a) remove (an item of clothing) from one's body （从身上）除掉,脱下（衣物等）:take off one's coat,hat,shoes,skirt,trousers,etc 脱大衣、 帽、 鞋、 裙子、 裤子等
(b) amputate (a part of the body) 切除（身体的一部分）:
His leg had to be taken off above the knee.他的一条腿从膝盖以上截去了.
(c) no longer perform (a play,etc); withdraw sth 不再上演（戏剧等）; 收回或撤销某物:
The show had to be taken off because of poor audiences.因观众太少而取消演出.
(d) (often passive 常用於被动语态) remove or withdraw (a bus,train,etc) from service 取消（公共汽车、 火车等）的服务:
The 7 am express to Bristol will be taken off next month.上午7时开往布里斯托尔的快车将於下月停驶.
(e) have (the specified period of time) as a holiday or break from work （某段时间）休假,休息:take the day/morning/afternoon off 休息一天[一上午/一下午]
* I'm taking next week off (work).我下周要休假.