单词	rub up
释义	rub up verb rubbed up; rubbing up; rubs up transitive verb 1 : to revive or refresh knowledge of : recall 2 : to improve the keenness of (a mental faculty) Word History First Known Use circa 1571, in the meaning defined at sense 1
随便看	Gymnosomata gymnosophical gymnosophies gymnosophist gymnosophists gymnosophs gymnosophy gymnosophyes gymnosophys gymnosperm Gymnospermae gymnospermaes gymnospermal gymnospermic gymnospermies gymnospermophytae gymnospermophytas gymnospermous gymnosperms gymnospermy gymnosporangia Gymnosporangium gymnosporangiums gymnospore gymnosporous

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。