no longer in technical use a mixture of rare-earth elements made up chiefly of neodymium and praseodymium
[Latin didymium from Greek didymos double, twin, testicle, from dyo two]
单词 | didymium |
释义 | didymium |
随便看 |
英语词典包含66266条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。