“mantle rock”造句，怎麼用mantle rock造句

The research indicates that red clay and mantle rock soil, which distribute both sides of gully and with rich groundwater, are better for shallow-root tree to grow.

In the movie, world governments unite to build a manned craft that can burrow through2,900 kilometers of solid mantle rock and survive the core's scorching heat— comparable to that at the surface of the sun.