单词	plunger pump
释义	plunger pump [化] 活柱泵
随便看	double price system double pricing double primary double-prime double prime double print down double printing double priority double priority mode double prism double prismatic square doubleprismatic square double prism field glass double-prism monochromator double prism monochromator double-prism plummet double prism spectrograph double-prism square double private bank double probate double probe double-probe double probe method double probe system double probe technique 鸟雀静不飞鸟飞不到吴天长鸠雨催成新绿鸡声淡月鸡声茅店月鸡大各相放鸡来哺其儿鸡狗亦得将鸡聚族以争食鸡虫得失无了时远洋远海远涉重洋远渡重洋远游远略远眺远祖远离远程