conducted with or marked by hidden aims or methods; "clandestine intelligence operations"; "cloak-and-dagger activities behind enemy lines"; "hole-and-corner intrigue"; "secret missions"; "a secret agent"; "secret sales of arms"; "surreptitious mobilization of troops"; "an undercover investigation"; "underground resistance" 同义词：clandestine, cloak-and-dagger, hole-and-corner, hugger-mugger, hush-hush, secret, surreptitious, underground,
Being undercover is disguising one's own identity or using an assumed identity for the purposes of gaining the trust of an individual or organization to learn secret information or to gain the trust of targeted individuals in order to gain information or evidence. Traditionally it is a technique employed by law enforcement agencies around the world and a person who works in such a role is commonly referred to as an undercover agent.
例句与用法
1.
He permitted his friend daugherty to conduct an undercover campaign . 他同意他的朋友多尔蒂去秘密竞选。
2.
They got all you kids workin ' undercover 他们都让你们这样的孩子从事情报工作吗
3.
Are you interested in doing any undercover work 你还愿意做一些卧底的工作吗？
4.
And you ' ll have to go undercover for like , a month 然后我们去卧底，嗯，一个月
5.
The undercover agent that ' s gonna bust their ass 秘密侦探要踢他们屁股的人
6.
My father is in the cla . he works deep undercover 我父亲为cia工作他是卧底
7.
Undercover mullington games - 4455 miniclip games 卧底密令小游戏- 4399小游戏
8.
The undercover agent that ' s gonna bust their ass 秘密侦探要踢他们屁股的人
9.
So , do you always do this undercover thing 你一直都是做这种卧底的工作吗？
10.
I was undercover legend . it was part of the op 我是密探，那是任务的一部分
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