单词 | bitumen |
释义 | bitumen[bi'tjumin]n. 沥青【化】 沥青; 石油沥青【医】 沥青 bitumen bi.tu.men AHD: [b¹-t›“m…n, -ty›“-, bº-] D.J. [b!6tu8m*n, -6tju8-, ba!-]K.K. [b!6tum*n, -6tju-, ba!-]n.(名词)Any of various flammable mixtures of hydrocarbons and other substances, occurring naturally or obtained by distillation from coal or petroleum, that are a component of asphalt and tar and are used for surfacing roads and for waterproofing.沥青,柏油:一种碳氢化合物和其他物质的易燃混合物,自然产生或通过蒸馏煤或石油而获得,是沥青和焦油的混合物,用于铺路和防水语源:1. Middle English bithumen [a mineral pitch from the Near East] 中古英语 bithumen [近东的一种沥青] 2. from Latin bit&9{¿men} 源自 拉丁语 bit&9{¿men} 3. [perhaps of Celtic origin] [可能源于凯尔特语的] 继承用法:bitu“minoid” AHD: [-m…-noid”] (形容词) |
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