名词短语
中文翻译：叶子上的一点锈迹
同义词：
['rust', 'stain例句：1. The old tree has a little rust on its leaves.（这棵老树的叶子上有一点锈。）']
例句：
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1. The old tree has a little rust on its leaves.
这棵老树的叶子上有一点锈。
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2.The car's paint is starting to show some rust.
这辆车的油漆开始有些生锈了。
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3. The old barn had a lot of rust on its wooden beams.
那间旧谷仓的木梁上有很多锈。