niobium
n. 铌 [化] 铌Nb
发音
其它
/naɪˈoʊbiəm/
US
/naɪˈoʊbiəm/
词形变化
niobiums
复数
niobiums
释义与例句
n.
-
1.
A chemical element (symbol Nb) with an atomic number of 41: a light grey, crystalline, ductile transition metal used in superconducting materials.
铌
可数 不可数 -
2.
A single atom of this element.
可数 不可数
词汇关系
相关短语
词源
From Niobe + -ium, because of the element's affinity with tantalum, named after Niobe's father Tantalus.
来源:wiktionary