undercover

中文意思

  • adj. 秘密的、臥底的

英文解釋

  • adj. conducted with or marked by hidden aims or methods

例句

  1. adj. 秘密的、臥底的

    The undercover police officer spent months gathering evidence against the crime syndicate.

    這名臥底警察花了數月的時間收集針對犯罪集團的證據。