undercover operation meaning in English
卧底行动
Examples
- They ' re mounting an undercover operation ,
他们正在进行一项卧底任务 - Undertaking undercover operations
进行卧底行动； - Without this cooperation , the undercover operation would have been almost impossible to mount
如果没有得到这种协助，有关的卧底行动根本就不可能开展。 - Used less frequently but receiving the highest ratings for effectiveness were the use of undercover operations and wiretapping
卧底行动和监听电话是比较少用而成效最高的手法。 - Meanwhile , chief investigator mike squires conducted training and a seminar on informant handling and undercover operations
此外，总调查主任施国伟主持处理线人及卧底行动研讨会，并指导相关训练。