truth-teller
noun [ C ] (also truthteller) uk/ˈtruːθˌtel.ər/ us/ˈtruːθˌtel.ɚ/
敢讲真话的人，揭露真相的人
someone who tells the truth, especially about what is really happening in a situation
He said voters value the governor as a truth-teller who is more believable than traditional politicians. 他说，选民们重视州长，认为他敢讲真话，比传统的政客更值得相信。
These courageous truthtellers risk everything to shed light on wrongdoing. 这些勇敢的人敢讲真话，冒着一切风险揭露不法行为。
- More examples
- It's an enormous irony that this instinctive truth-teller should have managed to tell such a great lie about Henry.
- Trying to separate liars from truth-tellers has been the bane of investigators from ancient times.
- In an analysis of five independent samples, a computer-based text analysis program correctly classified liars and truth-tellers at a rate of 67% when the topic was constant and a rate of 61% overall.
- As a child, she felt herself cast in the role of family truthteller.