pile beacon

例句：

1. 1. The pile beacon was a beacon of hope for the lost sailors.
   那个堆灯是迷失的水手们希望的象征。
2. 2.The lighthouse is an important landmark in the area.
   灯塔是该地区的一个重要地标。
3. 3. The pile beacon was used to guide ships safely into the harbor.
   堆灯被用来引导船只安全地进入港口。