单词 columbic 释义 ▪ I. columbic, a.1 Chem.|klmbk|[f. columbium + -ic.]Of or pertaining to columbium. columbic acid: the same as niobic acid, q.v.1807T. Thomson Chem. (ed. 3) II. 251 Nitric acid precipitated the columbic acid.1882Avery Elem. Chem. 227 C...