nark /ˈnɑrk/
 警察的線民,密探(vt.)(vi.)作線民,密告
 nark
      n 1: an informer or spy working for the police [syn: copper's
           nark]
      2: a lawman concerned with narcotics violations [syn: narc, narcotics
         agent]
      v 1: cause annoyance in; disturb, especially by minor
           irritations; "Mosquitoes buzzing in my ear really
           bothers me"; "It irritates me that she never closes the
           door after she leaves" [syn: annoy, rag, get to, bother,
            get at, irritate, rile, nettle, gravel, vex,
            chafe, devil]
      2: inform or spy (for the police)