n. a mountain formed by volcanic material
n. 火山
1. The volcano erupted and covered the town in ash.
火山喷发，覆盖了整个城镇的灰烬。
2. Many tourists visit Hawaii to see its famous volcanoes.
许多游客前往夏威夷观看其著名的火山。
3. Scientists study volcanoes to understand how they work.
科学家研究火山以了解它们是如何运作的。