词汇	shortstop pump
释义	shortstop pump 速止泵
随便看	model of species distribution model of spectral relationship model of spleen deficiency Model of spray gun model of stability model of statistical table model of steady state properties model of stellar atmosphere model of stern length distribution model of sticker dna chip model of stone inscription model Of storage tank model of storehouse inventory model of strain gauge model of straton model of strip heat source model of structure model of student cognition modelof study model of subgroup model of Sun-Moon-Earth model of supply and demand model of survive education model of symbolic logic model of syndrome pattern