Molten lava, rising from the Earth's core, forced up a huge dome of rock 500 miles wide.

熔岩从地核中漫涌上来，形成了绵延500英里的巨大石丘。

Devils Tower is a relic of the past, when the molten rock of the earth's core forced its way to the surface to form the throat of a volcano.

魔鬼塔是过去的遗迹，当地球核心的熔岩被迫到达地面时，形成了一座火山的喉咙。

But, at the billion year mark, the sun will have used up the hydrogen fuel in its core, forcing it to burn at its surface.

但是，在 10 亿年后，太阳将耗尽其核心中的氢燃料， 迫使其在表面燃烧。