particlen.颗粒；微粒；极小量；质点；粒子；[语]小品词particle beam粒子束流particle mass颗粒质量particle wake颗粒尾迹particle tire颗粒轮胎particle loss颗粒损耗particle flow质点流量particleboard芯板材,碎木板Particle skin微粒皮particle flux粒子流,粒子通量Particle spawn粒子产卵