You bring somebody in the sleep lab, you put electrodes on their scalp and you see what these — what sort of electrical activities you get in the brain.
把人叫来睡眠实验室，把电极贴在他们的头皮上，你就能看到-，他们有什么脑电活动。
The brain activity data collected from the volunteers in the sleep group showed that deep sleep (slow-wave sleep) helped strengthen their memories of new words.
从睡觉的那一组志愿者那里收集来的大脑活动的数据表明，深度睡眠(短波睡眠)帮助他们巩固了对词汇的记忆。
I could hear the child snuffling in her sleep.
我能听见这姑娘睡着了还在抽鼻子。
To further confuse the issue, there is an enormous variation in the amount of sleep people feel happy with.
使这个问题进一步复杂化的是，人们感觉愉快的睡眠时间相差很大。
The sleep findings were reported in Current Biology by Brown University.
布朗大学在《当代生物学》上发表了这项关于睡眠的研究成果。
The baby was rocked to sleep in a cradle.
婴儿在摇篮里被摇得睡着了。
One night, my sister wanted to sleep in the room to see why he woke up screaming every time we put him in his crib fast asleep.
一天，我姐姐打算睡在那个房间，想知道为什么每次我们把他放在婴儿床上熟睡时，他就会尖叫着醒来。
Typically, the preferred sleep cycle is delayed in adolescents, which leads to many students not feeling sleepy until much later in the evenings.
通常，青少年的睡眠周期会延迟，这导致许多学生直到晚上很晚才感到困倦。
I went to sleep secure in the knowledge that I was not alone in the house.
我知道当时不是只有我一人在房子里，就放心地睡觉了。
I'd taken my phone off the hook in order to get some sleep.
我把电话听筒拿了下来，以便可以睡会儿觉。
We sleep out under the stars, and eat our meals in the open air.
我们露宿在星空下，在户外用餐。
She rocked the baby to sleep in its cradle.
她摇动摇篮哄婴儿入睡。
Right now, to reduce the risk of sudden infant death syndrome, the American Academy of Pediatrics recommends that mothers not sleep in the same bed as their babies but sleep in the same room.
现在，为了降低婴儿猝死综合症的风险，美国儿科学会建议母亲不要和她们的宝宝睡在同一张床上，但可以睡在同一个房间里。
Mothers who slept in the same room as their infants, whether in the same bed or just the same room, had poorer sleep than mothers whose babies slept elsewhere in the house.
与婴儿睡在同一个房间的母亲，无论是睡在同一张床上还是仅仅睡在同一个房间里，都比婴儿睡在其他房间里的母亲的睡眠质量要差。
How long do giraffes living in the wild sleep every day?
在野外生活的长颈鹿每天要睡多久？
The ducks in the middle sleep deeply with both eyes closed.
中间的鸭子闭着双眼酣睡着。
Infants, on the other hand, didn't appear to have worse sleep whether they slept in the same or different room from their mothers.
另一方面，婴儿无论是否与母亲睡在同一个房间，他们的睡眠质量似乎都没有变差。
During all phases of sleep, several changes in the air passages have been observed.
在睡眠的各个阶段，呼吸道中产生了一些变化。
Finally, the coughing reflex in reaction to irritants in the airway produces not a cough during sleep but a cessation of breathing.
最后，对呼吸道刺激物的咳嗽反射不会导致人们在睡眠期咳嗽，而会造成呼吸暂停。
How does the giraffe in the zoo usually sleep?
动物园里的长颈鹿通常怎么睡觉？
It's our guilty pleasure: watching TV is the most common everyday activity, after work and sleep, in many parts of the world.
在世界上许多地方，看电视是工作和睡觉之余最常见的日常活动，这是一种让我们感到愧疚的娱乐活动。
At night, the top bed would be put in the front of the wagon for Pa and Ma to sleep in.
晚上，最上面的那张床会放在马车的前面供爸爸和妈妈睡在上面。
These kinds of watches are used in sleep studies as a way of measuring how long people are sleeping, how efficient the sleep is, and whether they are waking up in the night.
这些类型的手表在睡眠研究中被用来测量人们的睡眠时长、睡眠效率，以及他们是否在夜间醒来。
Their husbands stay away from the tent, and sleep in the muddy grass outside, in a bid to give the women some privacy.
她们的丈夫呆在帐篷外面，睡在泥泞的草地上，这样可以给女人们一些私密的空间。
"Surely," said John, like one who had lost faith in his memory, "he used not to sleep in the kennel?"
“当然，”约翰说，就像一个对自己的记忆力失去信心的人，“他以前肯定不睡在狗窝里吧？”
Suppose, to make her happy, we whisper to her in her sleep that the brats are coming back.
假设为了让她高兴，我们在她睡觉时悄悄告诉她孩子们回来了。
Of all the physiological differences in human sleep compared with wakefulness that have been discovered in the last decade, changes in respiratory control are most dramatic.
在过去十年发现的人类睡眠与清醒状态之间的所有生理差异中，呼吸控制上的变化最为显著。
So just type in the destination you want, sit back, sleep, watch your movie, whatever.
所以只要输入你想要的目的地，你就可以坐下来，睡觉、看电影，做什么都行。
There are three main ways that animals survive the cold in winter: sleep, adapt or migrate.
动物在寒冷的冬天有三种主要的生存方式：休眠、适应或迁徙。
There are three main ways that animals survive the cold in winter: sleep, adapt or migrate.
动物在寒冷的冬天有三种主要的生存方式：休眠、适应或迁徙。
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