1·Do you know the nine major planets?
你知道九大行星吗？
2·Three major planets will turn direct this month: Neptune, Venus, and Jupiter.
在这个月，海王星，金星和木星三大主要行星将回归正轨。
3·Frankly, what's delightful about it is that we now have five major planets orbiting it.
坦白地说，令人愉快的是我们找到了5颗围绕堪科瑞55号主行星。
4·"Orbits change," Koehn says. "They change due to interactions with major planets and large asteroids."
科恩说：“轨道的变化，归因于这些小行星与大行星和较大的小行星之间的交互作用。”
5·The average of the six major planets heliocentric and geocentric are the most powerful points for time and price resistance.
第六大行星（即土星——亿军注）与日心和地心的平衡是最强大的时间和价格阻力点。
6·Also the geocentric and heliocentric average of the five major planets with Mars left out is of great importance and should be watched.
另外，第五大行星(即木星——亿军注)与地心和日心的平衡并且随着火星一起左转，也是极为重要的应该关注的点。
7·In fact, in addition to the major planets in the solar system also have a lot of quality small asteroids, whose shape is somewhat irregular, like a boulder.
事实上，太阳系内除了九大行星外亦有很多质量很小的小行星，它们的形状不甚规则，就如一块大石的模样。
8·According to new observations, it can be proved quantitatively that a mode of eight major planets of the Solar System is a symmetrical structure: four terrestrial planets and the asteroid belt;
根据最新的观测结果，作者定量论证了太阳系的八大行星模式：它是对称的四个类地行星和小行星带；
9·This is a major achievement because, in relative terms, planets are very small and do not emit light.
这是一个重要的成就，因为相对来说，行星很小，而且也不发光。
10·Hydrogen is the most abundant element in the universe and is a major component of giant planets such as Jupiter and Saturn.
氢是宇宙中分布最为广泛的元素，它是类似于木星和土星这样的巨行星主要的构成成分。