undirectedWiktionary 原文英美adj.未受指导的，无姓名和地址的中文释义来自 ECDICT构词拆解unun-前缀directeddirected词干un-(added to adjectives or past participles) not · (added to nouns) lack of词源说明From un- + directed.释义形容词adjective1Not directed.同族词派生词 3undirectedly·undirected graph·undirected path