英语词汇“ylid”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

　

单词	ylid
释义	Definition of ylid in English: ylid (also ylide) noun ˈɪlɪdˈilid Chemistry A compound having an uncharged molecule containing a negatively charged carbon atom directly bonded to a positively charged atom of sulphur, phosphorus, nitrogen, or another element. ammonium ylids Example sentencesExamples This reaction occurs between an ylide and a carbonyl group which ultimately yields the alkene. Origin 1950s: from -yl + -ide. Definition of ylid in US English: ylid (also ylide) nounˈilid Chemistry A compound that has an uncharged molecule containing a negatively charged carbon atom directly bonded to a positively charged atom of sulfur, phosphorus, nitrogen, or another element. ammonium ylids Example sentencesExamples This reaction occurs between an ylide and a carbonyl group which ultimately yields the alkene. Origin 1950s: from -yl + -ide.
随便看	tidy-up tidy (up) tidy up tidy-up tie tie- tie a bow in tie-back tieback tiebacks tie beam tiebreak tiebreaker tie clip tied tied tied house tie-dog tie-down tie down tie-downs tied to tied to apron strings tied to sb's apron strings tied to somebody's apron strings

　

英语词典包含464360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：2024/11/13 10:11:14