reformer [rɪˈfɔ:rmə(r)]

例句:

• He is ticketed as a zealous reformer.
  他被描述成一个热心的改革家.
  
• He is a dedicated and selfless social reformer.
  来自W. Soyinka
• The reformer soon gathered a band of followers round him.
  改革者很快就获得一群追随者支持他.
  
• The Syrian Hamlet is not a closet reformer.
  来自THETIMES
• He is a militant reformer.
  他是一个激进的改革家.
  
• In that way, Pack sees himself as a reformer.
  来自NEWYORKER