informer

n.

告密者；通知者；

复数：informers

1. An informer supplied the police with the names of those involved in the crime.
   一位告发者向警察局提供了涉及这次犯罪的人员名单。
2. The Inspector had received a phone call from an informer.
   警长刚刚接到一名通报者的电话。
3. Any one of our employees could be the informer.
   我们的任何一位雇员都有可能成为告密者。
4. I would never act as an informer against you .
   我永远也不会做对你不利的告密者。

EXPIRATION INFORMER
The Jewish Informer As Extortionist and Idealist
Profiling with the INFOrmer Text Filtering Agent
The Common Informer, the Penal Statutes and Economic Regulation
Informer homed routing fault tolerance mechanism for wireless sensor networks
What is knowledge sharing from the informer's perspective?
POLICE TELL INFORMER: YOU'RE ON YOUR OWN; No Protection for IRA Double Agent Shot by Hit Squad
Perceived value of knowledge: the potential informer's perception
Physician-patient interaction and coping with cancer: the doctor as informer or supporter?
Abuse of Mentally Retarded Persons: Characteristics of the Abused, the Abuser, and the Informer.