any isomeric saturated hydrocarbon found in petroleum and used as a fuel and solvent
octane例句
An octane number.
一个辛烷值
octane详细解释
oc.tane n.（名词）Any of various isomeric paraffin hydrocarbons with the formula C8H 8, found in petroleum and used as a fuel and solvent. 辛烷：一种分子式为C8H 8的同分异构石蜡烃，在石油中发现，用作燃料和溶剂 An octane number.一个辛烷值
