请输入您要查询的英文单词:

 

单词 bor-
释义 bor- Chem.,
short for boron, forming names of compounds of this with the alcohol radicals; e.g. bor-ethyl 3(C2H5)B, bor-methyl 3(CH3)B, obtained by acting on ethyl borate with zinc ethyl and methyl respectively.
1869Roscoe Elem. Chem. 342 Borethyl is a colourless liquid, possesses a very powerful acrid smell, and takes fire on exposure to the air, burning with a green flame.1881Roscoe Chem. III. 244 Bormethyl is a colourless gas.
随便看

 

英语词典包含277258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:2024/11/10 7:33:32