drain-pipes

常見例句

To prevent water damage, the valve must be properly connected to a discharge line which terminates at an adequate drain.
為了防止水的破壞，這些閥門必須與排水管道連接，以便能夠?qū)⑺诺竭m當(dāng)?shù)呐潘凇?/li>
The city was even equipped with a drainage system, for many clay pipes were found beneath its narrow streets.
城里甚至還敷設(shè)了排水系統(tǒng)，因為在狹窄的街道底下發(fā)現(xiàn)了許許多多陶土制作的排水管道。