waste

• It is waste of time, admonishing you .
  劝告你简直是浪费工夫。
• He made a considerable fortune selling waste materials .
  他卖废料发了大财。
• Let 's burn up all this waste paper .
  咱们把这些废纸烧掉吧。
• I wasted a lot of time for him ( and he did n't turn up ) .
  我干等了他半天。
• Do n't waste any more time on it .
  不要在这上面旷费时间了。
• It is distressing to see food being wasted like this .
  这样浪费粮食令人痛心。
• Rivers are often defiled by waste from factories .
  河水常被工厂来的废物弄脏。
• I can not waste time on such frivolities .
  我不能在这种无聊的事情上浪费时间。
• Ben dislikes waste and extravagance .
  本不喜欢浪费和奢侈。
• Do n't waste words on that fellow .
  不要同那家伙白费口舌。