hindexheptanone./hep-tuh-nohn/US // ˈhɛp təˌnoʊn //庚酮,庚烷酮,庚酮类,庚烷醇Definitionsn.noun · 名词1. Chemistry.›any of three isomeric ketones, C11H14O, derived from heptane. Level 3More words in h →