We wear pajamas to keep us comfortable when we sleep.
睡觉时，我们穿上睡衣裤保证舒适。
When we sleep below six hours per we're at an increased risk of health problems.
当我们每小时睡眠不足6小时，就会有增加我们健康问题的风险。
When we sleep, for example, the saliva stream slows, and sulfur producing bacteria gain the upper hand, producing classic "morning breath".
例如，当我们睡觉时，唾液流变慢，产生硫的细菌占上风，便会产生典型的“晨起口臭”。
She can't hear us when we sleep?
在我们睡觉的时候她听不见吗？
When we sleep, the subconscious mind takes over.
当我们睡眠时，潜意识掌控了思维。
When we sleep deeply, everything becomes history.
当我们沉睡时，一切都成为历史。
When we sleep, our body produces a hormone called melatonin.
睡觉的时候，身体会释放出一种叫做褪黑激素的物质。
When we sleep, growth hormone, or HGH. is released into our bodies.
我们睡觉的时候，身体会释放生长激素或者人体生长激素。
Every night when we sleep, we disconnect from our conscious tip of the iceberg.
每天晚上，当我们入睡时，我们即切断了和位于冰山一角的‘意识’的联络。
We must be alert when we sleep and watch over the valuable goods in the garage.
仓库里存着贵重货物，咱们晚上睡觉要警醒些。
When we sleep, sleep long, by regulation of circadian rhythm system and self-balancing system management.
当我们睡觉，睡眠长，通过系统的昼夜节律调节和自我平衡的系统管理。
When we sleep with you for the first time, we can’t help but wonder if we’re just another notch on your bedpost.
当我们第一次与你们睡觉时我们禁不住想知道我们是否只是你们床柱上另一个凹痕。
When we sleep, the scientists argued, our brains pare back the connections to lift the signal over the noise.
当我们睡觉时，大脑得以减少连接，这样真正的信号才可以超过噪声。
Some Native American tribes and Mexican civilizations believed dreams were a different world we visit when we sleep.
一些美洲印第安人部落以及墨西哥文明则相信梦是在我们睡眠时拜访的一个不同的世界。
The reason is that when we sleep we often have sensations indistinguishable from those that we have when we are awake.
原因是，当我们的睡眠我们往往感觉区分这些，我们已经在我们清醒。
But there are some surprising findings when it comes to how and when we sleep, as it pertains to our ability to learn.
但也有一些令人吃惊的发现揭示睡眠的方式和时间可以影响我们的学习能力。
Why do we close our eyes when we sleep, when we cry, when we imagine, when we kiss? Because the most beautiful thing in the world is unseen.
为什么我们闭上眼睛，当我们睡觉，当我们哭泣，当我们想像，当我们亲吻？因为，世界上最美丽的东西是看不见的。
The biological timekeeper deep in the brain that governs when we sleep and when we wake runs at a faster pace in women, a new study shows, NPR reported.
据美国国家公共广播电台（NPR）报道，最新研究显示，较之于男性，女性大脑中控制何时入睡、何时清醒的生物钟走得更快。
So changing sleep by tiny amounts can upgrade or downgrade genes that can influence our health and the diseases we become prey to when we sleep too little.
因此，稍微缩短睡眠时长就会改变基因的运作状态，进而影响到我们的身体健康。若是睡得太少，疾病说来就来。
So changing sleep by tiny amounts can upgrade or downgrade genes that can influence our health and the diseases we become prey 10 to when we sleep too little.
因此，稍微缩短睡眠时长就会改变基因的运作状态，进而影响到我们的身体健康。若是睡得太少，疾病说来就来。
But I really want you can hold me in your arms when we sleep, take my hand when we walk together, put the food you do not like into my plate, and much more than these!
可是我想你睡觉的时候可以抱着我，走路的时候可以勾住我的手，吃饭的时候可以把不好吃的菜放到我的盘子里，比这都更多更多。
The body's daily rhythms are governed by the so-called circadian clock. The clock influences not only when we sleep but also when we get hungry and how efficiently our bodies process food.
身体每天的节律受生物钟的调控，生物钟不仅影响睡眠，还会控制机体何时饥饿及如何有效的消化吸收摄入的食物。
When we get sleepy, we'll sleep. Now hush.
我们困了就睡。现在不要说话了。
When we finally fell sleep on the boats each evening, even though the beds were hard, it really felt like stress-free living!
每天晚上，当我们终于在船上入睡时，尽管床很硬，但真的感觉生活毫无压力！
We experience some deep, quiet sleep and some active sleep, which is when dreams happen.
我们会经历一些深层且安静的睡眠以及一些活跃的睡眠，而活跃的睡眠时期正是做梦的时候。
We experience some deep, quiet sleep and some active sleep, which is when dreams happen.
我们会经历一些深层且安静的睡眠以及一些活跃的睡眠，而活跃的睡眠时期正是做梦的时候。
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