名词
中文翻译：自然冲刷
同义词：
['natural erosion', 'natural wear and tear例句：1. The river naturally scours the rocks along its banks.（这条河自然地冲刷着河岸上的岩石。）2. The natural scour of the river has left a deep channel in the bedrock.（河流的自然冲刷在基岩中留下了一条深沟。）']
例句：
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1. The river naturally scours the rocks along its banks.
这条河自然地冲刷着河岸上的岩石。
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2. The natural scour of the river has left a deep channel in the bedrock.
河流的自然冲刷在基岩中留下了一条深沟。
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3. The natural scouring action of wind on the surface of the ocean is responsible for the formation of sand dunes.
风对海洋表面的作用力是形成沙丘的自然冲刷作用。