太阳作为太阳系中的气体巨行星，氦含量丰富。

The Sun is rich in helium, as are the solar system’s gas giant planets.

youdao

太阳作为太阳系中的气体巨行星，氦含量丰富。

The Sun is rich in helium, as are the solar system's gas giant planets.

youdao

太阳作为太阳系中的气体巨行星，氦含量丰富。

The Sun is rich in helium, as are the solar system's gas giant planets.

youdao