英语语法分析

It is supposed to be washed down the gutter and into the city's vast sewerage system.

它应该被冲入排水沟，流入城市的巨大排污系统。

《柯林斯英汉双解大词典》

Sewerage systems carry wastes from homes, offices, and industries into water.

排水系统将来自每家每户，办公室和工业中的废水排到水中。

The pollutants that affect water come mainly from industries, farm, and sewerage systems.

水的污染源主要来自工业、农场以及排水系统。