dead wood

英 [ˌded ˈwʊd]

美 [ˌded ˈwʊd]

n.  冗员; 废物

牛津词典

noun

• 冗员；废物
  people or things that have become useless or unnecessary in an organization

柯林斯词典

• N-UNCOUNT 不再有用的人(或事物);累赘;冗余
  People or things that have been used for a very long time and that are no longer considered to be useful can be referred to asdead wood.
  1. ...the idea that historical linguistics is so much dead wood.
     认为历史语言学完全冗赘无用的观点

双语例句

• Remove dead or damaged wood on your avocado tree at any time to help stimulate growth and prevent further damage to your tree.
  随时剪除你的鳄梨树上的病死枝，以刺激增长并预防未来鳄梨树可能造成的危害。
• You have to cut away some of the dead wood.
  你得把枯枝砍掉一些。从树上砍下一条树枝。
• Study on Using Wood-rotting Fungi to Treat Stumps of Dead Wood Caused by PWN ( Bursaphelenchus Xylophilus); The Maine woodsman sits on a stump whose rings number centuries of growth.
  利用木腐菌处理松材线虫病病死树伐桩的研究缅茵州的伐木人坐在一段有数百年年轮的木桩上。
• Now, a log of dead wood drawn through a forest of legs;
  有时成了一块死木头从森林般的腿丛里拖出。
• So I wrote him a letter, said: Once, I had the pleasure to visit your farm and found that there are many vector species of chrysanthemum trees, some already dead, wood has become soft.
  于是我给他写了一封信，说：有一次，我有幸参观您的农场，发现那里长着许多矢菊树，有些已经死掉，木质已变得松软。
• In_stream wood is defined as dead wood (>10 cm diameter and>1 m length) in the stream channel.
  溪流倒木是指在河流中长度大于1m、直径大于10cm的死木。
• I was dead tired, as you may fancy; and when I got to sleep which was not till after a great deal of tossing, I slept like log of wood.
  我死累死累的，你可以想像得到，在经历了这样一番折腾后，我一倒下便睡得像根木头了。
• He spent all day sawing up the dead wood.
  他花了一天工夫把枯木锯成板材。
• Bursaphelenchus xylophilus, B.mucronatus and other nematodes separated from dead pine wood were detected using specific primer pair.
  采用特异引物组合对枯死松树内分离的松材线虫、拟松材线虫及其他线虫进行检测。
• Opportunity was taken to get rid of a great deal of inefficient material in the lower ranks, but in the higher ranks much dead wood was left untouched.
  下面已利用时机解除了大批无用的人，而上面许多无用的人却碰都未碰过。