The first say that the earth is the sphere of people, and therefore found seismic sources of earth 's internal structure or block the movement.

第一个说出地球是圆球体的人，并因此发现地震源于地球内部构造或板块之间的运动。

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This information should give scientists fresh insight into the internal structure of Earth's satellite.

BBC: Nasa reveals new information about moon probes crash sites