undyeWiktionary 原文英美构词拆解unun-前缀dyedye词干un-(added to adjectives or past participles) not · (added to nouns) lack of词源链中古英语Middle English约 1150–1500 年undien↓ 继承英语Englishundye词源说明From Middle English undien, equivalent to un- + dye.释义动词verb1transitiveTo remove dye from.