columbium
n. [化]铌
词形变化
columbiums
复数
columbiums
别名
colombium
释义与例句
n.
-
1.
Former name of niobium.
废旧 不可数
词汇关系
词源
From Columbus + -ium, named after Christopher Columbus by the element’s discoverer, Charles Hatchett.
来源:wiktionary