convex bank

例句：

1. 1. The convexbank of the river is a popular spotfor picnics.
   河流的凸面银行是野餐的热门地点。
2. 2. The convex bank of the road is lined withtrees.
   道路的凸面银行被树木环绕。
3. 3. The convex bank of the buildingprovides excellent views of the city skyline.
   建筑的凸面银行提供了城市天际线的绝佳视角。