any of the electrons in the outermost shell of an atom that are involved in the formation of chemical bonds
| 单词 | valency electron |
| 释义 | valency electronnounany of the electrons in the outermost shell of an atom that are involved in the formation of chemical bonds |
| 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。