名词
中文翻译：铁锈
同义词：
['rust', "oxidation例句：1. The old iron door is now covered in a thick layer of rust.（那扇旧铁门现在被厚厚的锈覆盖着。）2. The car's engine has developed some rust over the years.（这辆车的引擎多年来已经出现了一些锈迹。）3. The metal object was left out in the rain for too long", 'causing it to rust.（这个金属物体被雨淋了太久，导致它生锈了。）']
例句：
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1. The old iron door is now covered in a thick layer of rust.
那扇旧铁门现在被厚厚的锈覆盖着。
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2. The car's engine has developed some rust over the years.
这辆车的引擎多年来已经出现了一些锈迹。
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3. The metal object was left out in the rain for too long, causing it to rust.
这个金属物体被雨淋了太久，导致它生锈了。