high channel

例句：

1. 1. The high channel is the main thoroughfare for traffic.
   这条高通道是交通的主要干道。
2. 2. The construction of the high channel has been a long-standing project.
   高通道的建设是一个长期项目。
3. 3.The high channel connects two cities, providing essential transportation links.
   高通道连接两个城市，提供了重要的交通链接。