Select all text below the rem (remark) statement, and then delete it.
选择rem (remark)语句下方的所有文本，然后删除它们。
Vomiting and hair loss occur at 70 rem and 75 rem respectively, while exposure to 400 rem can mean possible death in two months.
70雷姆和75雷姆的辐射量分别会导致呕吐和脱发，而400雷姆的辐射量可能导致人在两个月内死亡。
As movie plots are constructed out of old movies, so does rem and other stages of sleep remix new information with old memories, forming a huge part of our identity.
正如电影情节从老电影中取材一样，REM和其他阶段的睡眠将新信息与过去的记忆揉合，形成了我们自我特征的一大部分。
The average American receives 360 millirems of radiation each year, 300 from natural sources and 60 from man-made activities. (a rem is a unit of radiation exposure.)
平均一个美国人每年要受到360毫雷姆(毫雷姆：核辐射量单位)的辐射，其中300毫雷姆来自自然界，60来自人类活动。
If you are awakened out of rem (Rapid Eye Movement) sleep, you are more likely to remember your dream in a more vivid way than you would if you woke from a full night sleep.
如果你从深度睡眠(译注：REM sleep，快速动眼睡眠)中醒来时，要比从一整夜的完整睡眠中醒来时，更有可能以一种更生动的方式记得所做的梦。
At one extreme, the scientists estimated fly ash radiation in individuals' bones at around 18 millirems (thousandths of a rem, a unit for measuring doses of ionizing radiation) a year.
在极端情况下，科学家估计浮尘的放射性在个人的骨骼中的积累可以达到每年18毫雷姆(千分之一雷姆，衡量电离辐射剂量的单位)。
For three decades REM evolved.
REM三十年来不断变化。
REM sleep is termed 'active' sleep.
快速眼动睡眠称作“主动”睡眠。
During REM sleep, our bodies do not move at all.
在REM睡眠期间，我们的身体一动不动。
We enter REM sleep four to seven times each night.
我们每天晚上会有四到七次进入REM睡眠。
Until recently, most sleep research focused on REM sleep.
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]。
However for new problems, only REM sleep enhances creativity.
对于解决新的问题，只有快速眼动期的睡眠，才可以提升创意能力。
In the deeper stages of non-REM sleep brain activity is slower.
在非快速眼动睡眠期的更深层阶段，脑活动较慢一点。
When you awaken from REM sleep, you'll feel refreshed and alert.
当你从眼动睡眠中被唤醒的话，你会感觉到神清气爽。
Fetuses and babies spend 75 percent of their sleeping time in REM.
胎儿和婴儿有75%的睡眠时间处于快速眼动。
Dreams occur in both rapid-eye movement (REM) sleep, and non-REM sleep.
在快速眼动（REM）睡眠期和非快速眼动睡眠期都会有梦境生成。
Newborn babies may spend more than 80 percent of their total sleep time in REM.
对于大多数被试者，快动期占整个睡眠时间的20%，而新生儿的快动期可达睡眠时间的80%。
People with depression often experience more REM sleep than non-depressed people.
那些情绪沮丧的人通常会经历更多的快速眼动睡眠期。
Of course, REM deprivation, and the subsequent rebound, is common outside the lab.
在生活中，快速眼动的缺乏和随之发生的反弹非常常见。
Doctors think that REM sleep is very important for learning, thinking, and memory.
医生认为快速眼动睡眠对人的学习、思考和记忆非常重要。
Sometimes, the braindoesn't properly signal the body to stay still during REM sleep.
有时，大脑不能恰当地示意身体在快速眼动睡眠过程中保持静止。
If it were 100% correct, our entire day would be replayed to us during our REM sleep!
如果它是100%正确的，那我们经历的一天都将在我们的REM睡眠中被重新播放一遍呀！
REM sleep is a critical driver of brain development, and literally rebuilds the brain.
REM睡眠是大脑发育的关键动力，它甚至能改造大脑。
During REM sleep, our brain's electrical activity mirrors its activity when we're awake.
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.
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。
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