| 例句 |
The drainage of the town is not good, some of the pipes are broken.城里的排水系统不好，有些水管断裂了。The drainage system needs careful construction.排水系统需要精细的构造。The drainage system has collapsed because of too much rain.因为雨量过大，排水系统崩溃了。The drainage system has collapsed because of too much rain.由于降雨过多，排水系统已经彻底瘫痪了。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。It has no mains water or drainage.没有自来水和排水系统。The town's drainage is very efficient.该市的排水系统很好。This area was very marshy before the drainage system was installed.安装排水系统前，这一地区非常泥泞。The drainage system consisted of a few open ditches to facilitate run-off.排水系统包括几条方便排水的明沟。 |