Home/niobousniobous/nahy-oh-buhs/US // naɪˈoʊ bəs //UK // (naɪˈəʊbəs) //铌的,铌,硝烟弥漫,铌的问题Definitionsadj.形容词 adjective1: Chemistry. containing trivalent niobium, as niobous chloride, NbCl3.: of or relating to niobium. Level 4Browse all words →