wastewater renovation

例句：

1. 1. The city has invested heavily in the development of wastewater treatment facilities.
   该城市在废水处理设施的发展上投入了大量资金。
2. 2. The project aims to recycle and reuse wastewater for agricultural irrigation.
   该项目旨在将废水循环再利用，用于农业灌溉。
3. 3.The wastewater renovation process involves treating and purifying the water before it is released into the environment.
   废水处理过程包括对水进行净化和处理，然后再排放到环境中。