既然这样，电影就相当于是铃铛，而睡觉变成了一种条件反射。
In this case, the movie is the bell and sleep is the conditioned response.
睡觉中断了清醒，而睡觉本身也被梦与噩梦所中断。
Sleep interrupts wakefulness, and sleep itself is interrupted by dreams and nightmares.
他出发的时间大约是在傍晚五点钟的光景，而睡觉的时候他还没有到家。
It was about five o 'clock in the evening when he went away, and at bedtime he had not reached home.
进化意义上说，男人的主要目标就是产生尽可能多的后代，而睡觉对他的这一追求一无所助。
Evolutionarily speaking, a man's primary goal is to produce as many offspring as possible, and sleeping doesn't exactly help in his quest.
建议：如果你经常感觉疲劳而睡觉时鼾声很大，去询问的你的医生你是否是患有睡眠暂停症。
Protect yourself: if you're a loud snorer who feels constantly fatigued, ask your doctor if you should be tested for apnea.
此外，咖啡因会替换掉一种叫腺甘酸的化学物质，这种物质还会产生疲劳的感觉，从而让你活力更充沛。而睡觉可以彻底让腺甘酸从你大脑里清除。
What's more, caffeine makes you feel more energetic by displacing a chemical called adenosine, which produces a feeling of tiredness - and sleep naturally clears adenosine from your brain.
尽管如此，夫妻还是不愿意分床而睡。从英国科学界上获悉，英国40 -50岁的夫妻中分屋睡觉的只占8%。
Despite this, couples are reluctant to sleep apart, with only 8% of those in their 40s and 50s sleeping in separate rooms, the British Science Festival heard.
询问病人“你是否在没有打算睡觉的时候而睡着了？”
Asking patients "Do you ever fall asleep without meaning to?"
询问病人“你是否在没有打算睡觉的时候而睡着了？”也许有助于弄清他们的病因。
Asking patients "Do you ever fall asleep without meaning to?" may help clarify their complaint.
睡觉和死亡并无区别，除了死后你换了副新身体，而睡醒后你又用回旧身体。
There's no difference between sleep and death except that after death you pick up a different body while after sleep you pick up the same body.
睡觉和死亡并无区别，除了死后你换了副新身体，而睡醒后你又用回旧身体。
There's no difference between sleep and death except that after death you pick up a different body while after sleep you pick up the same body.
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