地球表面由不断移动和相互碰撞的刚性板块组成。
Earth's surface consists of rigid plates that are constantly shifting and jostling one another.
太古宙麻粒岩带就是太古亩地壳发生刚性板块运动的直接产物。
Archaean granulite belts are just the product of plate-tectonic movement of rigid Archaean crust.
根据该理论，地球外部壳体由约10个大的刚性板块和20个较小的板块组成。
According to this theory, the earth's outer shell consists of about 10 large, rigid plates and about 20 smaller ones.
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