排渣沟

例句：

1. 1. The factory has a large wastewater treatment plant, which is responsible for cleaning the wastewater from the production process.
   这个工厂有一个大型的废水处理厂，负责清理生产过程中产生的废水。
2. 2. The construction of the new highway will help to reduce traffic congestion and improve air quality in the area.
   新高速公路的建设将有助于减少交通拥堵和改善该地区的空气质量。
3. 3. The company has implemented a system to regularly clean the wastewater from the production process, ensuring that itdoes not pollute the environment.
   该公司已实施了一套定期清理生产废水的系统，确保其不会污染环境。