请输入您要查询的英文单词:

 

单词 alkene
释义

alkene

noun

al·​kene ˈal-ˌkēn How to pronounce alkene (audio)
: any of numerous unsaturated hydrocarbons having one double bond
specifically : any of a series of open-chain hydrocarbons CnH2n (such as ethylene)

Word History

Etymology

International Scientific Vocabulary alkyl + -ene

First Known Use

1884, in the meaning defined above

Medical Definition

alkene

noun

al·​kene ˈal-ˌkēn How to pronounce alkene (audio)
: any of numerous unsaturated hydrocarbons having one double bond
specifically : any of a series of aliphatic hydrocarbons CnH2n (as ethylene)
随便看

 

英语词典包含469781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:2025/2/24 16:04:42