host-pyrolite

例句：

1. 1.The host-pyrolite is a type of igneous rock that has been formed by the heat and pressure of the earth's mantle.
   火成岩是一种由地球地幔的热和压力形成的岩石类型。
2. 2. The host-pyrolite is often used as a building material because it is durable and resistant to weathering.
   火成岩通常被用作建筑材料，因为它耐用且抗风化。
3. 3. The host-pyrolite was discovered in the 19th century, and its properties have been studied extensively since then.
   火成岩在19世纪被发现，自那时以来其性质已广泛研究。