informer

英 [ɪnˈfɔːmə(r)]

美 [ɪnˈfɔːrmər]

n. (向警方或其他当局的)告密者; 线人

复数：informers　

Collins.1 / BNC.15395 / COCA.17392

牛津词典

noun

（向警方或其他当局的）告密者；线人
a person who gives information to the police or other authority

N-COUNT 告密者;线人
Aninformeris a person who tells the police that someone has done something illegal.
1. ...two men suspected of being police informers.
  被怀疑是警方线人的两名男子

noun

one who reveals confidential information in return for money
Synonym:betrayerratsquealerblabber

You said even if I haven't an informer's nature, you'd force me to help you.
你是说就算我没有当线人的天分，你也会逼我帮你的。
When there seemed to be countenance given to it, he would turn informer.
只要看样子有人支持，他就会成为告密者。
Whatever you're paying your informer, it's not enough.
你给线人多少酬劳都是不够的。
However, the legitimacy of the informer of criminal investigation is suspected because of its secret and infringement of right.
但是由于其实施的秘密性与易侵权性，其正当性也遭到了质疑。
You never flipped an informer?
你没有安排过一个线人？
The informer provided very important clues for us.
线人给我们提供了非常有价值的线报。
Prentice saw Goss fall in behind the informer.
普伦蒂斯看见戈斯走在密探身后。
It's true that I was an informer, but I didn't kill the daughter.
我确实是告密者，但是我没有杀死他的女儿。
The guy's an informer, an undercover cop or something.
这人是个卧底或者便衣警察。
How did they find out he was our informer!
他们怎么会知道他是我们的线人？