访问天然气丰富的天王星需要核动力，无论如何。
Accessing the gas riches of Uranus will require nuclear power, however.
从那时起，不同的星球已经移到天然气开采计划的最前列，因为它缺乏木星的强烈引力，土星的巨大轨道碎片环并且比遥远的海王星更近。
Since then a different planet has moved to the forefront of gas-mining plans because it lacks Jupiter's intense gravity, Saturn's gigantic rings of orbital debris and is closer than distant Neptune.
你猜对了，在太阳系以内最好的氦-3供应来自天王星的“天然气田”。
You guessed it; the best helium-3 supply in the solar system is from the "Gas Mines" of Uranus.
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