单词	forepump
释义	forepump noun : a vacuum pump auxiliary to a more effective pump for which it supplies a first stage of exhaustion called also backing pump Word History Etymology fore- + pump
随便看	sweptwings Swertia swertiae swertias swerve swerved swerveless swerver swervers swerves swerving swervings sweven swevens swg swich swidden swiddens swies Swietenia swietiniae swietinias swift swift fox swifted

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。