词汇	hail down on
释义	hail down on 猛烈迅速地击在
随便看	purified pepsin purified petroleum benzin purified philosophy purified phosphogypsum purified pinellia purified placental protein purified placental protein,human purified plant fiber purified pollen allergens purified polysaccharides Purified population purified power purified process purified product purified protein derivate purified protein derivateppdof tuberculin purified protein derivate ppd of tuberculin purified protein derivative purified protein derivative Battey purified protein derivative-Battey purified protein derivativeof tuberculin purified protein derivative of tuberculin purified protein derivativeppd purified protein derivativePPD purified protein derivative,ppd