undebatedWiktionary 原文英美构词拆解unun-前缀debateddebated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undebated↓ 继承英语Englishundebated词源说明From Middle English undebated; equivalent to un- + debated.释义形容词adjective1Not having been debated or disputed