名词
中文翻译：皮肤
同义词：
['表皮，外皮，皮肤层例句：1. The skin of the apple is smooth and juicy.（苹果的皮肤光滑多汁。）']
例句：
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1. The skin of the apple is smooth and juicy.
苹果的皮肤光滑多汁。
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2.The skin of the fish is firm and white.
鱼的皮肤紧实且呈白色。
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3.The skin of the human body is made up of various layers.
人体的皮肤由不同的层次组成。