请输入您要查询的英文单词:

 

单词 potassium
释义 potassium
n. Chem. a soft silver-white metallic element occurring naturally in seawater and various minerals, an essential element for living organisms, and forming many useful compounds used industrially.
Usage
Symb.: K.
Phrases and idioms
potassium chloride a white crystalline solid used as a fertilizer and in photographic processing. potassium cyanide a highly toxic solid that can be hydrolysed to give poisonous hydrogen cyanide gas: also called CYANIDE. potassium iodide a white crystalline solid used as an additive to table salt to prevent iodine deficiency. potassium permanganate a purple crystalline solid that is used in solution as an oxidizing agent and disinfectant.
Derivatives
potassic adj.
Etymology: POTASH + -IUM
随便看

 

英语词典包含43808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:2025/3/10 16:09:07