名词
中文翻译：封面
同义词：
['cover', 'cover plate', 'feeder finger']
例句：
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1.The book has a cover made of leather.
这本书有一个用皮革做的封面。
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2. The cat uses its cover plate to protect its head.
猫用它的覆盖板来保护它的头部。
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3.The feeder finger on the side of the cage is used to feed the birds.
笼子旁边的喂食手指用来喂鸟。