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单词
columbium
释义
co·lum·bi·um
AHD
[kə-lŭmʹbē-əm]
D.J.
[kəˈlʌmbiːəm]
K.K.
[kəˈlʌmbiəm]
n.Symbol
Cb
(名词)符号
Cb
Niobium. No longer in scientific use.
钶:铌的旧名,已被废弃
Etymology
语源
After
Columbia
2
源自
Columbia
2
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更新时间:2026/10/15 16:14:24