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.
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.
一旦质量超过这个限度，就开始进入气态巨行星的行列了。
Once the mass goes beyond that point, you start to get into gas giant territory.
一旦质量超过这个限度，就开始进入气态巨行星的行列了。
Once the mass goes beyond that point, you start to get into gas giant territory.
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