sexa-Wiktionary 原文英美构词拆解sex-前缀+-a-中缀sex-A form of sexa-, meaning six.-a-Connective interfix used in forming compounds, often no longer carrying a distinct meaning.词源链拉丁语Latin约前 75–公元 3 世纪sex‘six’↓ 派生英语Englishsexa-词源说明From a form of Latin sex (“six”) (as in sexāgintā (“sixty”)). By surface analysis, sex- + -a-. Piecewise doublet of hexa-.释义前缀prefix1now rareSix.