| 单词 | fourth quantum number |
| 释义 | fourth quantum number n. The quantum number that specifies the direction of the spin of an electron in an atom and has a value of + 1/2 or - 1/2 . Also called spin quantum number. |
| 随便看 |
英语词典包含135693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。