名词
中文翻译：铁锈
同义词：
['rust', 'rusty例句：1. The old car was covered in a thick layer of iron rust.（这辆旧车覆盖着厚厚的一层铁锈。）']
例句：
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1. The old car was covered in a thick layer of iron rust.
这辆旧车覆盖着厚厚的一层铁锈。
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2.The paint on the car is starting to rust away.
汽车上的油漆开始生锈了。
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3.The metal door has a lot of rust on it.
这扇金属门上有很多锈迹。