有记者说：“但是电力公司却告诉我们，这里的岩层确实很坚固呀！”

"But the power company told us these were really solid rocks!" the reporters said.

youdao

如果一个板块是由坚固的岩石组成岩层的，那么就倾向于整体运动。

A plate, being solid rock in layers, tends to move as one.

youdao

修筑在坚固岩石上的结构一般不需要基础，因为岩石通常和混凝土一样坚固，而且岩层更深。

Structures built on strong rock generally need no foundation since rock is usually as strong as concrete, and goes much deeper.

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