unfetterWiktionary 原文英美/ʌnˈfɛtɚ/构词拆解unun-前缀fetterfetter词干un-(added to adjectives or past participles) not · (added to nouns) lack of词源说明From un- + fetter.释义动词verb1transitiveTo release from fetters; to unchain; to let loose; to free.