单词	alkyne
释义	alkyne noun al·​kyne ˈal-ˌkīn  : any of a series of open-chain hydrocarbons CnH2n−2(such as acetylene) having one triple bond Word History Etymology alkyl + -yne, alteration of -ine First Known Use 1899, in the meaning defined above
随便看	accounts accounts (for) accounts current accounts for accounts for someone or something accounts for something accounts payable accounts receivable accouple accouplement accourted accourting accourts accoustrements accouter accoutered accoutering accouterment accouterments accouters accoutre accoutred accoutrement accoutrements accoutres

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。