to (cause to) work, be in action or have an effect

How do you operate the remote control unit? 你是怎么操作这个遥控器的？

Does the company operate a pension scheme? 这家公司实行养老金制度吗？

For several years she operated a dating agency from her basement. 有好几年她在她的地下室公寓里经营一个婚姻介绍所。

Changes are being introduced to make the department operate more efficiently. 这个部门正在实行改革以提高工作效率。

Specially equipped troops are operating in the hills. 特种装备部队正在山里进行军事行动。

We have representatives operating in most countries. 我们在大多数国家都有代表开展业务。

Exchange rates are currently operating to the advantage of exporters. 目前的汇率变动有利于出口商。

to cut a body open for medical reasons in order to repair, remove, or replace an unhealthy or damaged part

If the growth gets any bigger they'll have to operate. 如果肿瘤再长大一些，他们将不得不动手术。

Are they going to operate on him? 他们打算给他做手术吗？