a person who gives information to the police or other authority (向警方或其他当局的)告密者;线人 The bomber turned (= became) police informer to escape prison. 炸弹手成了警方的告密者,以逃避牢狱之灾。 One of the gang members had turned informer. 一个团伙成员后来变成了告密者。
Oxford Collocations Dictionaryadjective- police
- become
- turn
- a network of informers