Home/humulonhumulon/hyoo-myuh-lon or, often, yoo-/US // ˈhyu myəˌlɒn or, often, ˈyu- //嗡嗡声,嗡嗡叫,幽默感,哼哼Definitionsn.名词 noun1: a bitter constituent of hops, C21H30O5, having antibiotic properties.Level 5Browse all words →