名词
中文翻译：铁锈
同义词：
['rust', 'rusty例句：1. The old car has a lot of rust on its body.（这辆旧车车身有很多锈。）']
例句：
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1. The old car has a lot of rust on its body.
这辆旧车车身有很多锈。
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2.The metal is rusted and needs to be painted.
金属生锈了，需要涂漆。
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3.The iron fence is covered in rusty marks.
那道铁栅栏上都是锈迹斑斑。