直到最近，大多数对于睡眠的研究都关注于快速动眼睡眠[3]。

Until recently, most sleep research focused on REM sleep.

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快速眼动睡眠称作“主动”睡眠。

REM sleep is termed 'active' sleep.

《牛津词典》

在非快速眼动睡眠期，完全没有这种反射性的调整。

This reflexive adjustment is totally absent during NREM sleep.

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这时就进入REM快速眼动睡眠。

Then REM sleep emerges, rapid eye movement sleep.

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那些情绪沮丧的人通常会经历更多的快速眼动睡眠期。

People with depression often experience more REM sleep than non-depressed people.

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在快速眼动睡眠期，我们大脑的脑电活动反映了我们醒着时大脑的活动。

During REM sleep, our brain's electrical activity mirrors its activity when we're awake.

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过量的生长激素造成快速眼动睡眠短路。

Too much growth hormone short-circuits REM sleep.

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快速眼动睡眠时，我们在做梦。

Rapid Eye Movement sleep is when we dream.

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我们在睡眠的“快速眼动”的阶段做梦。

We have about five periods of REM sleep during the night .

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最后一次快速眼动睡眠期可能会持续长达45分钟。

The final REM period may last as long as 45 minutes.

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最后一次快速眼动睡眠期可能会持续长达45分钟。

The final REM period may last as long as 45 minutes.

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