大学英语自学教程 下册 un12

[16:11.25]和它们与睡眠的不同阶段以及与梦的关系.
[16:14.13]What does a good night's sleep mean to our mood?
[16:16.21]  一晚的好觉对我们的心情意味着什么呢?
[16:18.29]Generally we are happier,less aggressive,sleepier,
[16:21.56]通常我们会更开心,更少侵略性,更困倦,
[16:24.84]and a bit surprisingly,less friendly.
[16:27.06]有点令人吃惊是更不友好.
[16:29.28]Being sleepier is easily explained.
[16:31.26]对于更困倦很容易解释,
[16:33.23]It simply takes a little time to become fully alert after awakehing.
[16:36.01]醒后完全清醒起来只是需要一点时间.
[16:38.79]But why should we feel less friendly?
[16:40.67]  但为什么我们会感觉不太好友呢?
[16:42.55]Here the researchers must speculate a little.
[16:44.73]这里研究者肯定要做一些推测.
[16:46.92]They suggest the answer may be the lack of association
[16:51.96]with other humans during the period of sleep.
[16:54.14]他们认为答案可能是睡眠期间缺少与他人的交流.
[16:56.32]Once the two doctors established scientifically
[17:00.68]what common sense and folk wisdom had long taught--namely,
[17:03.56]  两位医生一旦把常识和民间智间长期教给人们的东西
[17:06.43]that there is link between sleep and how we feel--
[17:08.91]--即睡眠与我们的感觉之间有联系---科学地确定下来,
[17:11.39]they set out to learn what pans of our mood are related to which specific parts
[17:17.45]of the sleep cycle.
[17:18.98]他们就着手了解我们的情绪的哪些部分与睡眠周期的哪些具体部分有关.
[17:20.51]Normal sleep is broken into five distinct parts
[17:23.15]  正常睡眠可划分为5个不同部分
[17:25.79]Stages 1 through 4,plus REM,an acronym for rapid eye movement.
[17:29.72]---阶段1到4,加上REM,眼球快速运动的首字母缩写词.
[17:33.65]Much remains unknown about each of the five sleep stages
[17:36.29]关于睡眠的5个阶段,许多问题还不清楚.
[17:38.93]Most dreaming occurs during REM sleep
[17:41.15]多数做梦发生于REM期间,
[17:43.37]a period when the eyeballs move rapidly beneath the closed lids.
[17:46.10]即眼球在合拢的眼睑下快速移动期间.
[17:48.83]And whether they remember or not,
[17:50.60]不管他们是否记得,
[17:52.38]all adults dreamus ually four to six times a night.
[17:55.11]所有成年人通常一晚上做4到6次梦.
[17:57.84]Three types of mood are strongly related to some specific stage of sleep
[18:00.92]  三种类型的情绪与睡眠的具体阶段紧密相关.
[18:04.00]Our friendly,aggressive,and sleepy feelings all relate to Stage 2 sleep
[18:07.33]我们的友好,侵略性,困倦的感觉都与睡眠的第二阶段有关,
[18:10.66]which accounts for most of our total sleep hours.
[18:12.95]它占据了我们总睡觉时间的大部分.
[18:15.24]Our friendly and sleepy feelings,but not our aggressive feelings
[18:18.02]我们的友好和困倦的感觉,
[18:20.80]are affected as well by Stages 3 and 4,by how long it takes us to fall asleep.
[18:24.38]也受到阶段3和4以及我们入睡所花的时间的影响,而侵略性却没有受到其影响.
[18:27.96]This means that if you get less sleep than normal
[18:30.09]  这意味着如果你比平时睡得少些--平时需要多少睡眠,
[18:32.22]and people vary a great deal in how much sleep they normally require
[18:35.00]人与人之间大不相同
[18:37.78]you awake more friendly,more aggressive,and less sleepy
[18:40.60]那么你醒来就更友好,更有侵略性,更不困倦.
[18:43.42]At this point,the doctors found themselves puzzled.
[18:45.80]  对这一点,医生们发现自己迷惑了.
[18:48.18]They knew from their earlier work that sleep determines if people feel happier.
[18:51.12]他们从以前的研究了解到,睡眠决定着人们是否更开心.
[18:54.05]Yet when they studied the various sleep Stages,
[18:56.08]然而,当他们研究不同睡眠阶段时,
[18:58.10]they found no correlation between sleep physiology and the unhappy mood
[19:01.84]他们发现睡眠生理和不开心的情绪之间无关.
[19:05.57]Clearly sleep made a difference,
[19:07.49]很清楚,睡眠会造成不同,
[19:09.41]but that difference didn't relate to how much time one spent
[19:14.38]in each of the various sleep stages.
[19:16.30]但那种不同与人在不同睡眠阶段所花的时间无关.
[19:18.22]The two researchers decided the key to whether we feel happy
[19:20.79]  这两位研究者确定我们在睡眠后感到开心
[19:23.36]or unhappy after sleep must lie in sleep's psychological componentour dreams.