vitiated

例句:

• Strategic policy during the War was vitiated because of a sharp division between "easterners" and "westerners"
  由于“东方人”和“西方人”之间存在巨大的分歧，战争期间的战略方针没有得到切实的执行。
  
• Yet its potential is largely vitiated by Brown's carelessness and inexperience.
  此外,布朗的粗心大意和经验不足极大地损害了小说的潜力.
  
• The serum is vitiated byexposure to the air.
  血清暴露在空气中已变质.
  
• This error completely vitiated the work of the whole trip.
  来自SA
• Lunch was a ritual vitiated by no base thoughts of nutrition.
  来自S. Beckett
• The information that spies steal is...vitiated by the possibility that its sources are corrupt.
  来自M. Frayn