小时的睡眠

不,我记得几年前,我们住在一间三居室的房子里,天亮前起床,工作到天黑才能维持生计。我很少有超过四个小时的睡眠。

No. I go back years ago , when we lived in a three-room house , when we got up before daylight and worked till after dark to make ends meet . I rarely had more than four hours of sleep .

Sarah和Ashley每晚两人都需要八个小时的睡眠。

Sarah and Ashley both need eight hours of sleep per night .

在2007年一份基于年度“美国人时间使用调查”（AmericanTimeUseSurvey）的论文中，丁格斯博士指出，有32.6%的美国人自称他们上床睡觉时间晚，每天只有不到7.5个小时的睡眠，然后得靠闹钟把他们叫醒。

In a 2007 paper based on the annual American Time Use Survey , Dr. Dinges found 32.6 % of Americans self-reported that they got less than 7.5 hours by going to bed late , then relied on alarm clocks to wake up .

EosSleep（前身即ManhattanSnoringandSleepCenter）的创始人、睡眠专家戴维•沃尔皮称，成人通常每晚需要6-8小时的睡眠时间。

According to David Volpi , a sleep specialist and founder of EOS sleep ( formerly the Manhattan snoring and sleep center ) , adults generally need six to eight hours a night .

Carter博士还说：“要想保持身体内部的生物钟，我们需要保证有8个小时的睡眠。我们大部分人都会选择周五或周六晚上熬夜，然后周六周日猛睡。”

Dr Carter said : " To maintain our internal clock , we need to go to bed eight hours before our usual time for getting out of bed in the morning.Too many of us , however , stay up later on Friday and Saturday nights and choose to sleep in on Saturday and Sunday mornings .

他认为他每晚只需要六小时的睡眠。

He reckons he only needs six hours sleep a night .

每个人一个晚上需要至少八个小时的睡眠。

Everyone needs to have at least eight hours'sleep a night .

平均而言，人们每晚需要8小时的睡眠。

On average , people need 8 hours sleep a night .

大多数运动员每天需要7到10个小时的睡眠时间。

Most athletes need seven to ten hours of sleep daily .

我们每天晚上需要至少八个小时的睡眠。

We need to have at least eight hours sleep a night .

多数人每天需要六至八小时的睡眠。

Most people need six to eight hours of sleep every day .

每晚保证至少八小时的睡眠时间。

Get at least eight hours of sleep every night .

学龄儿童建议最好需要9至11个小时的睡眠时长。

School children are recommended to have between nine and 11 hours .

两组人都被剥夺了整整22小时的睡眠时间。

Then both groups were subjected to 22 straight hours of sleep deprivation .

午夜前一小时的睡眠等于午夜后睡三小时。&赫伯特

One hour 's sleep before midnight is worth three after . & Herbert

年轻和中年人需要大概8个小时的睡眠。

Younger and middle-aged adults need about eight hours of sleep a night .

而且充电8分钟就够8小时的睡眠跟踪。

And 8 minutes of charging is enough for 8 hours of Sleep Tracking .

克林顿自称每天晚上只有5小时的睡眠，

Clinton long claimed to get by on five hours of sleep a night ,

成年人平均每天需要八小时的睡眠时间，但是个体之间有所不同。

Adults require about 8 hours of sleep , but the amount varies among individuals .

每晚至少7小时的睡眠时间，如果有条件的话，可以多睡一会儿。

Get at least seven hours of sleep every night , more if you can .

成年人每晚需要7至8小时的睡眠，青少年则需要10小时。

Adults need 7 to 8 hours sleep at night , and adolescents need about 10 .

记住每一个小时的睡眠都是积极的投资，而不是一种支出。

Keep in mind that every hour of sleep is a positive investment not an expense .

我最近真的很忙，甚至一天都很难保证有16小时的睡眠！

Recently I 'm so busy that I can 't even guarantee a16-hour sleep one day .

睡眠研究人员的研究成果表明，大多数人每天需要7到9个小时的睡眠时间。

According to the sleep researchers , most people need between seven and nine hours every day .

青少年每天需要至少7小时的睡眠时间，但睡11个小时也可以很开心。

Teenager meanwhile need at least seven hours in bed , but can happily sleep for 11 .

青少年不需要睡那么长的时间，但每天八小时的睡眠是很重要的。

Teenagers don 't need as much sleep but it 's important to get about eight hours'sleep .

我们长大后所需的睡眠时间变少了。婴儿需要16到20个小时的睡眠。

We need less sleep as we get older . Babies need between 16 and 20 hours .

每晚保证至少8小时的睡眠，让皮肤每晚自然更新。

Get at least 8 hours of sleep every night to let your skin renew itself each night .

研究小组参考123名健康成人自己记录的至少6.5小时的睡眠时间。

The study group comprised 123 healthy adults with a self-reported sleep duration of at least 6.5 hours .

美国国家睡眠基金会建议成年人每晚应有7到9小时的睡眠时间。

The National Sleep Foundation recommends that adults get about seven to nine hours of sleep each night .