lava soil

例句：

1. 1. The volcano erupted with a massive explosion that sent plumes of smoke and ash intothe sky.
   火山爆发，喷发出巨大的爆炸，将烟雾和灰烬冲上天空。
2. 2. The lava flow is slowly cooling as it travels down the mountainside.
   熔岩流正在下山途中缓慢冷却。
3. 3. The lava flow was so hot that it melted the rocks around it.
   熔岩流非常热，以至于它融化了周围的岩石。