pipe culvert

例句：

1. 1.The construction of the pipe culverthas been completed.
   管道涵洞的建设已经完成。
2. 2. Thepipe culvert is designed to divert water from the river.
   管道涵洞的设计是为了将河水引向其他地方。
3. 3. The pipeculvert was built to prevent floodingduring heavy rains.
   管道涵洞被建造来防止大雨期间的洪水。