Based on current theories of planetary evolution, any extraterrestrials observing the solar system 4 billion years ago would have seen oceans on Venus, Earth, and Mars.
基于现在星球进化的理论，四十亿年前任何外星人观察太阳系都会发现在金星，地球和火星上有海洋存在。
The process of planetary evolution is orderly and controlled.
行星进化的过程是有秩序和受控制的。
The process of planetary evolution is orderly and controlled.
行星进化的过程是有秩序和受控制的。
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