detractor /dɪˈtræktə/

• 1. 

  N-COUNT The detractors of a person or thing are people who criticize that person or thing. 诋毁者 [journalism] [usu pl, usu with poss]

  例：

  This performance will silence many of his detractors.

  这次表演会让他的很多诋毁者哑口无言。