light-mindedWiktionary 原文英美构词拆解light词干‘lacking mental gravity’+minded词干‘having a mind or inclination’词源说明From light (“lacking mental gravity”, adjective) + minded (“having a mind or inclination”, adjective).释义形容词adjective1Not given to heavy thoughts or thinking, frivolous, not serious.同族词派生词 2light-mindedly·light-mindedness