名词
中文翻译：风化作用
同义词：
['weathering process', 'weathering action']
例句：
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1. The rocks are slowly being weatheredby the wind and rain.
岩石正被风吹雨打慢慢风化。
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2. The ancientcity walls are still visible in many placesdue to long-term weathering.
由于长时间的风化，许多地方仍然可以看到古老的城墙。
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3. The study of geology isessential for understanding the processes of weathering.
地质学的研究对于理解风化过程至关重要。