zoned earth dam

例句：

1. 1. Thecity's new zoning ordinance prohibits the construction of such structures in residential areas.
   城市的新的分区条例禁止在居民区建造此类结构。
2. 2.The zoned landfill is a safe and efficient way to dispose of hazardous waste.
   分区垃圾填埋场是一种安全且高效的处理危险废物的方法。
3. 3. The zoned wastewater treatment plant treats wastewater from nearby factories before it is discharged into the river.
   分区废水处理厂在将附近的工厂的废水排放到河流之前进行处理。