单词	pumpdown
释义	pumpdown 抽空
随便看	double galvaized wire double galvanized wire double game double gang disk harrow double gang edger doubleganger double-ganger doublegangers double gang packer double gang roller double-gap doublegap double gap cavity double gap gage (x-gage) double gas double gate double-gate double gate disk double-gate FET double-gate field effect transistor double gate lock double gate valve double gauge track double-Gauss derivatives double-Gauss goniometer 懤懥懦懦词怪说懧懨懩懪懫懬とおまわり【遠回り】とおみとおみ【遠見】とおめとおめとおめ【遠め（遠目）】とおめ【遠目（遠眼）】とおめがねとおめがね【遠眼鏡】とおやま