单词	nitrous
释义	nitrous /ˈnʌɪtrəs / adjective Chemistry Of or containing nitrogen, especially in a state of low valency: the effect of nitrous emissions on acid rain... It was first synthesized in 1776 by Joseph Priestley and was named ‘diminished nitrous air.’ Compare with nitric. Origin Early 17th century: from Latin nitrosus 'nitrous'.
随便看	reproductivity reproductor reproductory re-proffer re-profile re-profiled re-profiling reprogram reprogrammable reprogramme reprographer reprographic reprographics reprography reproject repromise repromulgate reproof repropitiate reproposal reprosecute reprovable reproval reprove reprovement

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。