可可电台，每期节目一话题，让英语磨练耳朵的同时学到更多有益的小知识，丰富知识的同时受益于生活。

ways to improve your alertness and cognitive function in the morning.

早晨提高你的警觉性及认知能力

End your shower with cold water

用冷水淋浴

The team also suggests capping off your shower witha blast of cold water.

该团队还建议用冷水淋浴。

This is said to activate the regions of your brainthat regulate wakefulness, causing you to feel alert.

据说激活你大脑中调节睡醒的区域，会使你警觉起来。

And, researchers have found that the shock of a coldshower can increase your metabolic rate to cut down on feelings of fatigue.

研究员发现冷水的冲击会提高代谢速率，从而减少疲劳感。

【知识点讲解】

activate v.激活；使活动；起动

例句：

You can activate the system by buttons or voice recognition.

你可以通过按钮或者声音识别来激活系统。

The burglar alarm was activated by mistake.

防盗铃误响了。

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