direction finder deviation

例句：

1. 1.The car's direction finder is very useful in finding our way in the dark.
   汽车的指南针在黑暗中寻找我们的方向非常有用。
2. 2. The old man used to use a compass as his direction finder when he was lost in the forest.
   这位老人过去在森林里迷路时，会使用指南针作为他的导航工具。
3. 3. The new map features an integrated compass and direction finder for easy navigation.
   新地图集成了指南针和方向指示器，便于导航。