hep.tane

heptane的音标和读音：
DJ音标发音： [ˈhepˌtein]
KK音标发音： [ˈhɛpˌten]

heptane的词性：
n.（名词）

1. A volatile, colorless, highly flammable liquid hydrocarbon, C₇H ₁₆, obtained in the fractional distillation of petroleum and used as a standard in determining octane ratings, as an anesthetic, and as a solvent.
庚烷：一种易挥发、无色、非常易燃烧的液状碳氢化合物，C₇H ₁₆，由石油的分级蒸馏而来，用作辛烷分级的标准，亦可作麻醉剂和溶剂