unencumberWiktionary 原文英美构词拆解unun-前缀encumberencumber词干un-(added to adjectives or past participles) not · (added to nouns) lack of词源说明From un- + encumber.释义动词verb1transitiveTo free from incumbrance.2transitiveTo remove a burden, load or charge from.同族词派生词 1unencumberable