petroleum
英[pi'trəuljəm]美[pi'trəuljəm]
n.[U]
石油
石油
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- Various theories and suppositions have been proposed about the origin of petroleum hydrocarbons. It is really a hot topic.
有关石油碳氢化合物的起源问题，有着各种各样的理论和推测，可以说是一个热门话题。收藏 - Organization of the Petroleum Exporting Countries have decided to key up the oil price
石油输出国组织已决定提高石油价格。收藏 - Liquefied petroleum gases, such as propane and butane, have not been included as they are too numerous to mention.
由于它们数量众多，无法一一提及，液化石油气体，如丙烷和丁烷没有包括在这里。收藏 - A volatile, flammable fraction of petroleum, obtained by distillation and used as a solvent.
石油类是石油当中易挥发,易点燃的成分。通过蒸馏获得,用作溶剂收藏 - Petroleum is formed of hydrocarbons
石油是由碳氢化合物组成的。收藏
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