Sun is their luminous heated hot gas planet.

太阳是自己发光发热的炽热的气体星球。

youdao

This planet is near to the sun. It's very hot.

这个星球离太阳很近 ，它非常热。

youdao

This means the center of the planet must be very, very hot.

这说明，该行星的中心一定极其炽热。

youdao

This means the center of the planet must be very, very hot.

这说明，该行星的中心一定极其炽热。

youdao