We do not know much yet about the moon's mantle, that section of superheated rock which goes down hundreds of miles below the crust.
我们对月球地幔所知不多，那些过热的岩石在外壳几百英里以下。
We do not know much yet about the moon's mantle, that section of superheated rock which goes down hundreds of miles below the crust.
我们对月球地幔所知不多，那些过热的岩石在外壳几百英里以下。
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