名词
中文翻译：Unknown
同义词：
['rust', 'rusted', 'oxidation']
例句：
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1.The iron nail has turned into a beautiful piece of art.
这个铁钉变成了一件美丽的艺术品。
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2. The old car was covered in rust and needed to be painted.
这辆旧车被锈覆盖，需要重新喷漆。
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3. The metal surface is showing signs of rusting.
金属表面开始出现锈蚀的迹象。