alongstWiktionary 原文英美构词拆解alongalong词干st-st后缀-st(archaic) Verb suffix for the second-person singular; Alternative form of -est.词源链古英语Old English约 450–1150 年onlong↓ 派生中古英语Middle English约 1150–1500 年alongest↓ 继承英语Englishalongst词源说明Probably from earlier alonges, from Middle English alongest, alonge, on longe, from Old English onlong, andlang, andlanges. By surface analysis, along + -st (excrescent ending).释义副词adverb1archaicalong介词preposition1archaicalong