basse

例句：

1. 1. The boat sank to the bottom of the lake.
   船沉到了湖底。
2. 2. The ship was damaged at the bottom of the sea.
   船在海里的底部受损了。
3. 3. The car's engine is located at the bottom of the hood.
   车的引擎位于车头罩的底部。