n.阴沟,污水管,下水道,裁缝师
v.从…排污水
The town has already put in a proper sewerage system.
小镇已经安装了合理的污水处理系统。
Our town has a modern sewerage system.
我们城镇有一个现代化的下水道系统.
It is supposed to be washed down the gutter and into the city's vast sewerage system.
它应该是被沿排水沟冲入城市庞大的排水系统。