太阳系最大行星内部都有什么？

What is inside the solar system's largest planet?

youdao

地震学研究地震及行星内部的震动运动。

Seismology is the study of earthquakes and the movement of vibrations through the interior of the planet.

youdao

行星内部也许会达到可以使铁熔化的热度。

Their interiors might get hot enough to melt iron, he says.

youdao