火山作用

例句：

1. 1. The volcanois located in the middle of the island.
   这座火山位于岛上的中心。
2. 2. The eruption caused a lotof damage to the surrounding area.
   这次喷发对周围地区造成了大量破坏。
3. 3. Geysers are found in manyparts of the world, including the GrandCanyon.
   间歇泉在世界许多地方都有，比如大峡谷。