英语单词大全

niobium

/nai'әubiәm/

现代语料频率: 39644

中文翻译

n. 铌

[化] 铌Nb

常见例句

1

Pertaining to, or containing, columbium or niobium; niobic. a

2

n a black mineral that is an ore of niobium and tantalum

3

n a former name for niobium

4

A rare mineral, containing chiefly niobium, titanium, thorium, and cerium

5

It contains niobium, titanium, yttrium, and uranium, with some other metals.

最近更新

更新时间：2026-05-17 01:19:03

Richard Burdon Haldane

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