[in sing.]an act of scattering something 分散;散布 ■a small, dispersed amount of something 分散的少量东西 the scattering of freckles across her cheeks and forehead. 散布在她脸颊和额头上的雀斑。 ■[mass noun](Physics)the process in which electromagnetic radiation or particles are deflected or diffused (物理)(电磁波或粒子的)散射