undercover agent
US /ˈʌndərˌkʌvər ˈeɪdʒənt/
UK /ˈʌndəkʌvər ˈeɪdʒənt/
名词
卧底特工, 秘密特工
a person who works secretly for a government agency or police force, often to gather information about criminal activities
示例:
•
The police used an undercover agent to infiltrate the drug cartel.
警方派出一名卧底特工渗透贩毒集团。
•
She spent years as an undercover agent, gathering intelligence on organized crime.
她作为一名卧底特工多年，收集有关有组织犯罪的情报。