污染

• Contamination can't be ruled out entirely .
  污染是不能完全清除的。
• Air pollution control will be expensive .
  控制空气污染是要费钱的。
• Pollution is still very much a live issue .
  污染现象仍然是当前的大问题。
• Sheep tend to foul grass for the cattle .
  羊往往会污染牛吃的草。
• The concern of this book is with air pollution .
  本书的重点是论述空气污染。
• Air pollution is a global problem .
  空气污染是全球性的问题。
• Such contamination has been extensively studied .
  人们对这种污染进行了大量研究。
• Farmland will be devastated, water supplies contaminated .
  农田将荒芜供水将受到污染。
• The rabbit became contaminated .
  跑兔装置已被污染。
• One felt that he had kept himself unspotted from the world .
  旁人会感到他没被世俗污染。