Braun's canal

例句：

1. 1. The Braun's canal is a popular tourist attraction in the city.
   布鲁恩运河是这个城市的一个受欢迎的旅游景点。
2. 2. The Braun's canal was once a major transportation route for goods between the two cities.
   布鲁恩运河曾经是两个城市之间货物运输的主要通道。
3. 3. The construction of the Braun's canal has greatly improved the water quality of the river.
   布鲁恩运河的建设极大地改善了河流的水质。