单词	amine
释义	amine /ˈeɪmiːn / noun Chemistry An organic compound derived from ammonia by replacement of one or more hydrogen atoms by organic groups.Ammonia and the organic amines, molecules in which one or more of the hydrogen atoms of ammonia are replaced by organic groups, are weak bases.... Primary amides are prepared by reacting ammonia or amines with acid chlorides, anhydrides, or esters. The early coordination compounds prepared using ammonia were metal amines. Origin Mid 19th century: from ammonia + -ine4.
随便看	adjectivism adjectivity adjectivization adjectivize rust-coloured rust finish rust fungus rust hypha rustic rustical rusticality rustically rusticate rusticater rustication rusticator rustic bunting rustic drama rusticise rusticism rusticity rusticize rusticle rusticly rusticness

英语词典包含243303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。