an unstable radioactive metallic chemical element that is of the transactinide group, artificially produced by bombarding plutonium with high-energy atoms: symbol Db, atomic number 105
[named after Dubna, town in Russia]
| 单词 | dubnium |
| 释义 | dubnium |
| 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。