管路

例句：

1. 1. The engineer designed a new pipeline to carry the oil.
   工程师设计了一条新的管道来输送石油。
2. 2. The pipeline was damaged during construction.
   在建设过程中管道被损坏了。
3. 3. The pipeline carries gas from one city to another.
   这条管道将一种气体从一座城市输送到另一座城市。