Particle UP小品词-UP-particlen.颗粒；微粒；极小量；质点；粒子；[语]小品词particle recorder粒子记录器particle patterns形貌particle conterit颗粒度Particle material颗粒物料particle rotation颗粒旋转particle transfer粒子传输particle leaching滤相转移particle diameter颗粒直径particle spectrum粒子谱particle velocity质点速度