upland channel

例句：

1. 1.The upland channel is a popular destination for hikers and cyclists.
   高地通道是徒步者和骑自行车者的热门目的地。
2. 2.The upland channel provides a unique habitat for migratory birds.
   高地通道为候鸟提供了独特的栖息地。
3. 3. The upland channel is prone to flooding during heavy rains.
   在大雨期间，高地通道容易发生洪水。