火山岩

例句：

1. 1.The volcano erupted with a powerful explosion.
   火山爆发了，威力巨大。
2. 2.The geysers are the source of many hot springs in the area.
   间歇泉是该地区许多温泉的来源。
3. 3. The lava flows down from the mountainside, carving new paths in the landscape.
   熔岩从山脊流淌下来，在景观中雕刻出新的路径。