n-octaneWiktionary 原文/ˌɛnˈɒkteɪn/构词拆解n-前缀‘normal’+octane词干n-(mathematics, sciences, logic) Indicating an arbitrary number of elements.词源说明From n- (“normal”) + octane.释义名词noun1(organic chemistry) The saturated aliphatic hydrocarbon (CH3(CH2)6CH3).