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	crookeder crookedest crookedlier crookedliest crookedly crookedness crookednesses crooken crooker crookeries crookery Crookes Crookes dark space Crookes glass Crookes tube crookesite crookest crooking crookneck crooknecks crooks crool croomia croon crooned

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。