waste

• An enquiry she thought was a waste of resources .
  她认为调查是浪费财力。
• His face was wasted and colorless .
  他的面孔是憔悴的，毫无血色。
• Oh, my god, how i've wasted my life !
  啊，我的上帝，我这一辈子可给毁了。
• The blood exports waste products from the tissue .
  血液从组织中排出废物。
• He knew now that he was wasting his time .
  他现在明白自己是在白废口舌了。
• Do n't waste such a golden opportunity .
  不要糟踏这样一个千载一时的机会。
• I'm a very thrifty housekeeper-no waste .
  我是一个很勤俭的管家，从不浪费。
• He was enraged at the waste .
  他觉得这样荼毒生灵实在令人气愤。
• The waste material and water carried in sewage .
  污水，污物从下水道中排出。
• It was all a thoroughgoing waste of time .
  那完全是浪费时间。