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	refinishers refinishes refinishing refire refired refires refiring refit refitment refitments refits refitted refitting refittings refix refixed refixes refixing refixture refl reflagged reflagging reflags reflash reflate

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。