doer [ˈduɚ]

例句:

• Bad deeds , as well as good, may rebound upon the doer.
  善有善报, 恶有恶报.
  
• She was a fusion of the dreamer and doer.
  她是空想者和实干者的结合.
  
• Robertson was a doer, not a thinker.
  罗伯逊是位实干家，不是空想家。
  
• President Clinton is a world class thinker and a world-class doer.
  来自VOA
• Ben is a crossword-doer, a dictionary lover, a pedant.
  来自NEWYORKER
• Piebald was a good doer;...that pony's head would go down to the food through it all.
  来自F. D. Davison