automatic direction finder

例句：

1. 1. The automatic direction finder on the car is very helpful in navigating through traffic.
   汽车上的自动导航仪在驾驶时非常有助于导航。
2. 2. The new GPS navigation system has greatly improved our travel experience.
   新的GPS导航系统极大地改善了我们的旅行体验。
3. 3. The pilot used the automatic direction finder to guide the plane safely to its destination.
   飞行员使用自动导航仪将飞机安全引导至目的地。