大灯

例句：

1. 1. The car's headlights illuminate the dark road ahead.
   汽车的前灯照亮了前方黑暗的道路。
2. 2. The driver switched on his headlights to help other drivers see him.
   司机打开车头灯以便让其他司机看到他。
3. 3. The old man had a bad accident and lost his headlights.
   这位老人发生了一场严重的事故，失去了车头灯。