| 单词 | atomic number 68 |
| 释义 | atomic number 68 (extremely rare) n WORD FAMILY atomic number 68 n a trivalent metallic element of the rare earth group; occurs with yttrium Syn|Hyper Er, erbium metal, metallic element any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc. |
| 随便看 |
|
英语词典包含147318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。