Drainage conduit

• 排水管道

Drainage conduit的用法和样例：

例句

1. The drainage system is being improved with additional drainage channels dug to ensure the pitch remains in top condition.
   我们挖掘了额外的排水管道以便使排水系统保持最佳状态。
2. The city was even equipped with a drainage system, for many clay pipes were found beneath its narrow streets.
   城里甚至还敷设了排水系统，因为在狭窄的街道底下发现了许许多多陶土制作的排水管道。