名词
中文翻译：铁锈
同义词：
['rust', 'oxide例句：1. The old iron fence has started to flayflint.（那根旧铁篱笆已经开始生锈了。）']
例句：
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1. The old iron fence has started to flayflint.
那根旧铁篱笆已经开始生锈了。
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2.The car's engine is starting to flayflint.
这辆车的引擎开始生锈了。
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3.The metal parts need to be cleaned and flayflinted before they can be used again.
这些金属部件在使用前需要清洗并防锈处理。