detractor
n. 贬低者
近义词：critic，knocker，decrier，attacker，cynic，heckler，depreciator，disparager，
英英释义
Noun
- one who disparages or belittles the worth of something
例句
- In her preface she pours out vials of wrath on her detractors.在序言里她对她的诽谤者表示愤慨。
- The scheme is better than its detractors suggest.这计划比贬低它的人所说的要好。