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bitumen是什么意思

bitumen

美[bə'tuːmən]  英['bɪtʃəmən]
n.  沥青;柏油
  形容词:bituminoid
  近义词:tar,asphalt,tarmac,blacktop,

英英释义

Noun
  1. any of various naturally occurring impure mixtures of hydrocarbons

例句

用作名词(n.)
  1. Bitumen paper can be burnt to gain energy.沥青纸可以焚烧以获得能量。
  2. In their natural state, oil sands are made of quartz sand covered by layers of water and bitumen.在自然状态下
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