bitumen

名词 n. 动词 v.
中文释义
英 /ˈbɪt.jʊ.mɪn/|/ˈbɪt͡ʃ.ʊ.mɪn/    美 /bɪˈtumən/|/bɪˈtjumən/|/baɪˈtumən/

英文释义

名词 n.
  1. A sticky, black, highly viscous liquid or semi-solid form of petroleum, burning with a bright flame. It occurs as an abundant natural product in many places, as on the shores of the Dead and Caspian Seas. It is used in cements, in the construction of pavements, etc.; Mineral pitch. countable,uncountable
    — You need to excavate and remove the topsoil, line the subsoil with a geotextile, then lay and compact hardcore. Follow this with a layer of compacted "hoggin" – compacted clay, gravel and sand. This is then sprayed with hot bitumen, and has a layer of pea shingle rolled into it.
  2. Any one of the natural hydrocarbons, including the hard, solid, brittle varieties called asphalt, the semisolid maltha and mineral tars, the oily petrolea, and even the light, volatile naphthas. broadly,countable,uncountable
  3. Roads sealed with bitumen, as opposed to dirt roads. Australia,colloquial,countable,uncountable
  4. Canadian deposits of extremely heavy crude oil. Canada,countable,uncountable
动词 v.
  1. To cover or fill with bitumen.
    — another star reflected itself in the glassy black of the bitumened road

词形变化

bitumina plural bitumens plural bitumens present,singular,third-person bitumening participle,present bitumened participle,past bitumened past

词汇关系

衍生词
bitumenised bitumen of Judea bituminiferous bituminoid bituminous bitumoid crude bitumen dilbit modified bitumen pyrobitumen refined bitumen

词源

词源 1
From Middle English bithumen, bitumen, from Latin bitūmen. Doublet of bitume.
词源 2
From Middle English bithumen, bitumen, from Latin bitūmen. Doublet of bitume.
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