Other links may involve changes in brain temperature and the release of neurotransmitters (substances that transmit nerve impulses.)

另一种联系可能会涉及到大脑温度的变化和神经递质（传递神经冲动的物质）的释放。

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The key yawn instigator appears to be brain temperature.

打呵欠最关键的诱因就是大脑的温度。

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In the future, researchers may focus more on brain temperature and its role in diseases and their symptoms.

在将来，研究人员也许会关注大脑温度和它在疾病预知方面所扮演的角色。

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In 2002 two controlled human studies stunned intensive care specialists by finding that cooling the body temperature 7 degrees helped prevent brain damage in patients whose hearts had stopped and been restarted after cardiac arrest.

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Maybe the part of the brain that manages metaphor switches off under a certain temperature and takes a while to reactivate?

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You know, years ago before we had all these vaccines, that fever, that temperature rise over a course of hours can insult a child's brain.

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