单词	Fries reaction
释义	Fries reaction noun ˈfrēs-, -ēz- : the isomerization of an aryl ester of a carboxylic acid into a phenolic ketone by means of anhydrous aluminum chloride Word History Etymology after Karl Fries, born 1875 German chemist
随便看	eclosion eclosions ECM ecms eco- eco-conscious eco-friendly eco-hotel eco-hotels ecobabbles ecobiotic ecocatastrophe ecocatastrophes ecocidal ecocide ecocides ecoclimate ecoclimatic ecoclinal ecocline ecod ecodeme ecofeminism ecofeminist ecofreaks

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。