单词	underived
释义	un·de·rived (ŭn′də-rīvd) adj. Not derived; basic: an underived postulate.
随便看	redoubtably redound redout redox red panda red-pencil red pepper red pine red poll redpoll redress redresser redressor red ribbon Red River red river hog redroot red salmon Red Sea red setter red-shafted flicker redshank red shift redshift redshirt

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。