n.d
英
美
- n.未注明出版日期
详细释义
名词 nd:
-
a yellow trivalent metallic element of the rare earth group; occurs in monazite and bastnasite in association with cerium and lanthanum and praseodymium
-
a state of north central United States bordering on Canada
相关词汇
大家正在查
Copyright © 2023 256查询网 All Rights Reserved