NB

NB是什么意思、NB怎么读

NB详细解释

Nb
NONE（无词性）
The symbol for the element niobium
元素niobium的符号

NB汉语翻译

注意, 留心
【医】 铌(41号元素)

NB英语解释

名词 nb:

1. a soft grey ductile metallic element used in alloys; occurs in niobite; formerly called columbium同义词：niobium, atomic number 41
2. a Latin phrase (or its abbreviation) used to indicate that special attention should be paid to something同义词：nota bene, N.B.