water spreading

例句：

1. 1.The news quickly spread throughout the town.
   这个消息迅速在整个城镇传开。
2. 2. Theseeds dispersed evenly across the field.
   种子均匀地分布在田野上。
3. 3. Thefire diffused slowlyas it approached the house.
   火势缓慢地向房子逼近。