tangential curvature

例句：

1. 1.The path is tangential to the lake.
   这条小路斜对着湖。
2. 2. The car's steering wheel is tangential to the road.
   汽车的方向盘斜对着路。
3. 3. The mountain range is tangential to the coastline.
   山脉与海岸线成斜向。