NihonWiktionary 原文英美词源链日语Japanese日本↓ 借入英语EnglishNihon词源说明Unadapted borrowing from Japanese 日本 (Nihon). Doublet of Nippon and Japan.释义专有名词proper noun1rareJapan.同族词相关词 1Nihongo同源异形词 2Nippon·Japan