请输入您要查询的英文单词:
单词
ketene
释义
ketene
/ˈkiːtiːn/
noun
mass noun
1
Chemistry
a pungent colourless reactive gas, used as an intermediate in chemical synthesis
【化】乙烯酮。
1.1
Chem. formula: CH
2
=C=O.
化学分子式:CH
2
=C=O.
1.2
count noun
any substituted derivative of this
烯酮类。
词源
early 20th cent.: from
KETONE
+
-ENE
.
随便看
catalogue raisonné
Catalonia
Catalonian
catalpa
catalufa
catalyse
catalyser
catalysis
catalyst
catalytic
catalytically
catalytic converter
catalyze
catamaran
catamite
catamount
catananche
cat and mouse
Catania
cataphatic
cataphor
cataphora
cataphoric
cataphorically
cataphract
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:2025/10/22 11:49:29