单词	rotary pump
释义	rotary pump noun : a valveless pump in which the fluid is positively pushed by meshing vanes on parallel revolving shafts and meshing screws into the discharge pipe Word History First Known Use 1799, in the meaning defined above
随便看	liquored (up) liquored up liquorice liquorices liquoring liquoring (up) liquoring up liquorish liquorishly liquorishness liquorous liquors liquors (up) liquors up liquory lira lira de braccio lirah liras liras da braccio lire lirella lirellate lires liri

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