但它也可能自成一类。

But it is just as likely to be sui generis.

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它在益于皮肤健康的饮食中自成一类，占有重要的一席之地。

This beverage deserves a category all its own in any article about foods for healthy skin.

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最后，非常稀有而强大的灵能物品自成一类：神器。

Finally, psionic items exist of such rarity and power as to belong to a category of their own: artifacts.

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