unchangingWiktionary 原文中文来自 ECDICTadj.不变的构词拆分un-前缀(added to adjectives or past participles) not · (added to nouns) lack of+changing词根/词干词源说明From un- + changing.释义（英文）形容词 Adjectiveremaining constantly unchanged动词 Verbpresent participle and gerund of unchange词族派生词（2）unchanginglyunchangingness