minimal geodesic

例句：

1. 1. The minimal geodesic is the shortest distance between two points on a surface.
   最小测地线是两个点在表面上的最短距离。
2. 2. In this case, the minimal geodesic is the path that minimizes the total cost.
   在这种情况下，最小测地线是使总成本最小的路径。
3. 3. The minimal geodesic is used to calculate the shortest possible route between two points.
   最小测地线用于计算两点之间最短的可能路线。