单词	subfield
释义	sub·field (sŭbfēld′) n. 1. A subdivision of a field of study; a subdiscipline. 2. Mathematics A field that is a subset of another field.
随便看	ephemerality ephemerally ephemeralness ephemerid ephemeris ephemeron Ephesian Ephesus ephod ephor ephorate EPI epi- epibiont epiblast epiblastic epibolic epiboly epic epically epicalyx epicanthal fold epicanthic fold epicanthus epicardial

英语词典包含135693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。