informer
US /ɪnˈfɔːr.mɚ/
UK /ɪnˈfɔːr.mɚ/
名词
1.
告密者
a person who gives information in secret, especially to the police:
示例:
•
Most police informers receive a reward for their information.
在 Lingoland 学习这个单词
告密者
a person who gives information in secret, especially to the police: