单词：permeable material
permeable material的用法和样例：
例句
- When a rotor is cleaned, it will need to be re-burnished again to re-deposit the friction material onto the surface.当碟盘被清洗后，它将需要重新磨合以使摩擦性材料重新沉积到碟盘表面。
- The textbook contains more explanatory material than models and is therefore hard to plough through.这本教科书中，说明性材料多于范文，所以难以阅读。
- The washbasin shall be made of easy-to-clean and impervious material.洗手台内外应使用易清洗不透水材料构筑。
- The waterproof material is suitable for use near the waterfall.这种耐水材料适合在瀑布附近使用。
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