narks

The gang suspected that one of their members was a nark working for the police.

那个团伙怀疑他们中有一个成员是给警察当眼线的。

用法提示：nark 作名词，意为警方的线人。

Three narks infiltrated the protest to gather evidence for the authorities.

三名警方眼线渗入抗议活动，为当局收集证据。

用法提示：narks 是 nark 的复数形式，表示多个密探。

He was careful not to show his notebook, fearing someone might think he was a nark.

他小心不露出笔记本，担心别人会以为他是密探。

用法提示：nark 作名词，指警察的卧底或告密者。