单词	protoxide
释义	protoxide noun prot·​oxide (ˈ)prōt+ : the one of a series of oxides exclusive of suboxides that has the lowest proportion of oxygen Word History Etymology International Scientific Vocabulary prot- + oxide
随便看	epigraphically epigraphies epigraphist epigraphists epigraphs epigraphy epigyna epigyne epigynes epigynies epigynous epigynum epigynums epigyny Epihippus epiianthinite epikeia epikeratophakiae epikeratophakias epikleses epiklesis epilabra epilabrum Epilachna epilachnae

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。