单词	维持真空泵
释义	维持真空泵holding vacuum pump
随便看	the winery dogs the wing cases of insects the wing of an army the wings of a temple the winner in bet ting the winner's curse hypothesis the winter heaven the winter hunt the winter month the winter months the winter sacrifice the winter solstice the wipo copyright treaty the wipo copyright treaty {=wct} the wipo performance and phonograms treaty the wipo performance and phonograms treaty {=wppt} the wise and virtuous the wise old world the wish is father to the thought the wish is father to the thought. the witching hour the witching time of night the wizard of the north thewless the wolf