The plates move slowly and continuously on the atmosphere, a layer of hot, soft rock in the mantle.

板块缓慢连续地在软流圈上移动，该软流圈是指地幔中炽热柔软层。

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The plates move slowly and continuously on the atmosphere, a layer of hot, soft rock in the mantle.

板块缓慢连续地在软流圈上移动，该软流圈是指地幔中炽热柔软层。

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