请输入您要查询的词汇:

 

词汇 trifluoro-
词根词缀
OED
Webster

triˈfluor-, triˈfluoro- Chem.[f. tri- 5 + fluoro-.]A formative analogous to trichloro-, expressing the substitution of 3 atoms of fluorine for hydrogen, as in trifluoromethane or fluoroform, CHF3, from methane, CH4; so trifluorethylene, CF2:CHF, from ethylene, CH2:CH2.1899Jrnl. Chem. Soc. LXXVI. i. 197 Trifluorotoluene (C6H5.CF3) is not decomposed at high temperatures, and not attacked by water, alkalis.
trifluoro-
combining form
see trifluor-
随便看

 

英语词根词缀词典收录了54763条英语词根词缀词条,基本涵盖了全部常用英语词汇的词根、词缀及词根记忆法解析,是记忆英语词汇的必备工具。

 

Copyright © 2000-2024 Newdu.com.com All Rights Reserved
更新时间:2025/2/14 7:15:09