Most experts believe a huge impact early in Earth's history ejected material into space that became the moon.

绝大多数的专家都相信，月球是在一个巨大行星与早期地球碰撞过程中所产生的碎石组成的。

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Most experts believe a huge impact early in Earth's history ejected material into space that became the moon.

绝大多数的专家都相信，月球是在一个巨大行星与早期地球碰撞过程中所产生的碎石组成的。

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