名词
中文翻译：Unknown
同义词：
['porosity', 'permeability', 'porousness']
例句：
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1. The soil is very porous, allowing water to pass through easily.
土壤非常多孔，水可以很容易地通过。
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2.The fabric is made from a porousmaterial that allows air to circulate.
这种织物是由一种多孔材料制成的，允许空气流通。
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3. The rock has a highporosity, which makes it easyto extract oil.
这种岩石具有高多孔性，这使得提取石油变得容易。