我们人类喜欢把自己视为多少有点超乎于自然世界之外的高等动物，但我们也有一个生物钟。

We humans like to think of ourselves as somehow outside the natural world, but we have a circadian clock as well.

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然而，人类不同于其他哺乳动物，具有独特的感知觉和认知能力，以覆盖其内部的生物钟和节奏输出。

However, humans, unlike other mammalian species, have the unique ability, consciously and cognitively, to override their internal biological clock and its rhythmic outputs.

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“我们已经知道生物钟控制着人类的情绪，”研究人员麦克马洪说道。

"We know that the biological clock regulates mood in humans," said study researcher McMahon.

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