英英辞典 - English Dictionary | CUERBO - クエルボ英語辞書

bitumen

noun

  1. any of various naturally occurring impure mixtures of hydrocarbons

    天然に存在する不純物を含んだ炭化水素の混合物

Japanese WordNet Copyright 2009, 2010 by the National Institute of Information and Communications Technology (NICT).

All rights reserved.