在海岸的某些地方，海浪拍打着石崖。

On some parts of the coast the waves beat against the rocky cliffs.

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往石崖里挖是非常困难的。

It's very difficult to dig into the cliff.

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由于冰川消融，紧靠冰川的石崖变得不稳定，因此引发雪崩。

Rock walls resting against glaciers will become unstable as the ice disappears and so set off avalanches.

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