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实际上，它们的皮毛算是有袋类动物中最厚的了。
In fact, their fur is the thickest of all marsupials.
youdao
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考拉熊不是分在熊类动物里，而是分在有袋动物类。
Any of various other animals, such as the koala, that resemble a true bear.
youdao
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考拉熊不是分在熊类动物里，而是分在有袋动物类。
Any of various other animals, such as the koala, that resemble a true bear.
youdao