请输入您要查询的英文单词:

 

单词 ammonium
释义
N23902309ammoniumSpoken.52Fiction.11Magazine.48Newspaper.55Academic.143

ammonium

/əˈməʊnjəm/
noun
as modifier
Chemistry the cation NH4, present in solutions of ammonia and in salts derived from ammonia
【化】铵。
词源
early 19th cent.: from AMMONIA + -IUM.
随便看

 

英汉双解词典包含131075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:2026/5/24 8:48:28