poisoner [ˈpɔɪzənər]

例句:

• Soon they were dead, victims of a mysterious poisoner.
  不久他们就死了，是一个神秘的投毒者下的手。
  
• Claire, a poisoner? Don't make me laugh — She was just a lousy cook.
  克莱尔投毒？别逗了。她只不过厨艺很差罢了。
  
• I have tried painting the young shoots with weed poisoner, but this does not kill them off.
  我试过在小嫩芽上涂除草剂，但这并没有将它们除净。
  
• So in that case, we would say, yeah that's a radiation poisoner.
  来自SA