请输入您要查询的英文单词:

 

单词 m-shell
释义

WordReference Random House Unabridged Dictionary of American English © 2024
M-shell  (emshel′),USA pronunciation n. [Physics.]
  1. Physicsthe third shell of electrons surrounding the nucleus of an atom and containing, when filled, 18 electrons having principal quantum number three. Cf. K-shell, L-shell, N-shell. 
  • 1920–25

随便看

 

英语词典包含188688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。

 

Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2024/9/20 21:18:27