布满颗粒

例句：

1. 1.The grains of sand are scattered across the beach.
   沙子的颗粒散落在海滩上。
2. 2. The doctor prescribed a medication to help with his chronic cough.
   医生开了一种药来帮助他治疗慢性咳嗽。
3. 3. Granules of sugar dissolve in water easily.
   糖粒很容易在水中溶解。