虽然对鼠、猬的冬眠已有许多研究，但对熊之类的大型哺乳动物的冬眠研究很少。

While many studies have examined hibernation in mice and hedgehogs, little research has been done into the same condition in larger mammals such as bears.

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虽然对鼠、猬的冬眠已有许多研究，但对熊之类的大型哺乳动物的冬眠研究很少。

While many studies have examined hibernation in mice and hedgehogs, little research has been done into the same condition in larger mammals such as bears.

youdao