单词	force pump
释义	force pump noun : a pump with a solid piston for drawing and forcing through valves a liquid (such as water) to a considerable height above the pump or under a considerable pressure Word History First Known Use 1659, in the meaning defined above
随便看	origanums Origen Origenian Origenic Origenism Origenist origenistic origin origin of coordinates original original bid original bill original contract original cost original equipment manufacturer original gum original minor scale original package doctrine original process original sin originalism originalisms originalist originalists originalities

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。