wangtoothWiktionary 原文英美构词拆解wangwang词干‘cheek’toothtooth词干词源链古英语Old English约 450–1150 年wangtōþ‘molar, grinder’↓ 继承中古英语Middle English约 1150–1500 年wangtooth↓ 继承英语Englishwangtooth词源说明From Middle English wangtooth, from Old English wangtōþ (“molar, grinder”). By surface analysis, wang (“cheek”) + tooth.释义名词noun1now chiefly dialectalA molar.