lighthouse dues

例句：

1. 1. The lighthouse is a landmark in the area.
   灯塔是该地区的一个地标。
2. 2. The lighthouse was built to help guide ships in fog.
   灯塔是为了在雾中帮助引导船只而建造的。
3. 3. The lighthouse has been closed for repairs.
   灯塔因维修而关闭。