unadvertisedWiktionary 原文英美构词拆解unun-前缀advertisedadvertised词干un-(added to adjectives or past participles) not · (added to nouns) lack of词源链中古英语Middle English约 1150–1500 年unadvertised↓ 继承英语Englishunadvertised词源说明From Middle English unadvertised, equivalent to un- + advertised.释义形容词adjective1Not advertised.