| [/ˈɔpəreɪt; ˋɑpəˏret/] v 用法:
1 (a) [I] (fml 文) work; be in action 工作; 运转:
This machine operates night and day. 这台机器日夜运转. *
The lift was not operating properly. 电梯有些失灵了.
(b) [Tn] cause (a machine, etc) to work; control 开动（机器等）; 操纵; 操作:
operate machinery 操纵机器 *
He operates the lift. 他是开电梯的. *
The kettle is operated by electricity. 这水壶是电热的. 用法:
2 [I, Ipr, It] have or produce an effect; be in action 有效; 起作用; 发生影响:
The system operates in five countries. 有五个国家实施这种体制. *
The new law operates to our advantage. 新法规对我们有利. *
Several causes operated to bring about the war. 那场战争的起因有几个. 用法:
3 [Ipr, Tn] ~ (from sth) do business; manageor direct (sth) 经营; 管理或掌管（某事物）:
The company operates from offices in London. 那公司由设在伦敦的办事处管理. *
They operate three factories and a huge warehouse. 他们管著三家工厂和一个大仓库. 用法:
4 [I, Ipr] ~ (on sb) (for sth) perform a surgical operation 动手术:
The doctors decided to operate (on her) immediately. 医生决定马上（给她）动手术. 用法:
5 [I, Ipr] (of soldiers, the police, etc) carry out raids, patrols, etc （指士兵、 警方等）出击、 巡逻等:
bombers operating from bases in the North 从北方各空军基地起飞的轰炸机 *
Police speed traps are operating on this motorway. 这条高速公路上有超速监测器. |