unwrinkledWiktionary 原文构词拆分un-前缀(added to adjectives or past participles) not · (added to nouns) lack of+wrinkled词根/词干词源说明From un- + wrinkled.释义（英文）形容词 AdjectiveWithout wrinkles.动词 Verbsimple past and past participle of unwrinkle词族派生词（1）unwrinkledness