请输入您要查询的英文单词:

 

单词 atomic number
释义 atomic numberBrE /əˌtɒmɪk ˈnʌmbə(r)/NAmE /əˌtɑːmɪk ˈnʌmbər/ noun (chemistry 化学) the number of protons in the nucleus of an atom, which is characteristic of a chemical element. Elements are placed in the periodic table (= centre) of an atom, which is characteristic of a chemical element. Elements are placed in the periodic table according to their atomic numbers 原子序数(指原子在元素周期表中的序号)
随便看

 

英汉双解词典包含314281条英汉词条,基本涵盖了全部常用单词的翻译及用法,是英语学习的有利工具。

 

Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2025/1/23 8:21:23