是海王星环吗？
木星、天王星和海王星也有环，但土星的环是迄今为止规模最大、最为壮观的。
Jupiter, Uranus, and Neptune also have rings, but Saturn's are by far the largest and most spectacular.
模拟结果表明，尘埃环在海王星的轨道边上形成了一个空洞。
The results showed that a hole in the dust follows Neptune around in its orbit.
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.
这些水分至今还以冰冻的形式存在于土星环，木星的卫星欧罗巴，海王星、天王星以及数以十亿计的彗星之中。
Most of it is still there, frozen solid in, among other things, the rings of Saturn, Jupiter's moon Europa, the bodies of Neptune and Uranus and billions upon billions of comets.
在木星、天王星、海王星的系统中，卫星的位置也和行星环的特性密切相关。
Correlations of satellite positions and ring features occur in the jovian uranian and neptunian systems as well.
木星，天王星和海王星也有环，但土星的环，是迄今为止规模最大，最为壮观的。
Jupiter, Uranus, and Neptune also have rings, but Saturn 's are by far the largest and most spectacular.
木星，天王星和海王星也有环，但土星的环，是迄今为止规模最大，最为壮观的。
Jupiter, Uranus, and Neptune also have rings, but Saturn 's are by far the largest and most spectacular.
应用推荐