The illegal payments were discovered by a journalist working undercover.
这些非法付款是一位暗中查访的新闻记者发现的。

It is thought that the strike was the work of undercover political agitators.
据认为这次罢工是秘密政治煸动者挑起的。

Halle Berrys beautiful looks go undercover on the set of her new film comedy.
哈莉贝瑞的美丽容颜去卧底在她的新电影喜剧集。

Undercover communication using image and text as disguise and countermeasures
以图像和文本为掩护的隐蔽通信及其对抗技术

The spy was so stealthy he spent two years undercover without being detected.
这名间谍隐匿行踪如此成功以至于两年都没有被发现。

An undercover takes us to a meeting room in floor. A officer wants to see us.
一便衣把我们带上二楼会议室, 说是警官要要见。

Since 1997 an average of 20 investigations each year had involved undercover work.
自九七年起平均每年有二十宗查案需要卧底人员协助。

She was arrested by an undercover cop when she tried to score some dope in a nightclub.
当她设法去夜总会搞毒品时，被便衣警察逮捕了。

A police officer， Angie， works as undercover in the saloon and she lives with Bowie.
女公安舒馨到发廊求职当卧底，并与宝怡同住。

The undercover agent immediately sourced the police when he found out the gangs' meeting place.
卧底的特工发现黑帮的见面地点后立刻通知了警方。

Undercover police officers nabbed the men as they were taking possession of a consignment of heroin.
当那些人正在领取托运的海洛因时，便衣警察逮捕了他们。

D Strengthen intelligenceled operations， including the use of strategic undercover and covert operations.
加强采取以情报为主导的行动，包括执行策略性的卧底行动。

Meanwhile, in a separate session another seminar on Informant Handling and Undercover Operations was also conducted for the benefit of the officers of the bureau.
同时举办关于处理线人及卧底行动研讨会，指导本署职员。