名词
中文翻译：Unknown
同义词：
['roughness', 'unevenness', 'roughness']
例句：
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1.The surface of the rock is very rough, making it difficult to walk on.
这块岩石的表面非常粗糙，很难在上面行走。
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2.The car's tires were so worn out that they had a lot of flakiness.
这辆汽车的轮胎磨损得很厉害，有很多不平整的地方。
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3. The engineer measured the surface of the building for its flakiness and decided on a new design.
工程师测量了建筑物的表面以确定其不平整度，并决定采用新的设计。