You program the clock with the latest time at which you want to be wakened, and it then duly wakes you during the last light sleep phase before that.
你给时钟设定了你想要醒来的最晚时间，然后它会在之前的浅睡眠阶段按时叫醒你。
In reindeer, even if they're missing a circadian clock, melatonin levels still spike when it's dark and drop when it's light, making the equinoxes an ideal time to synchronize their annual clocks.
而驯鹿呢，虽然它们没有昼夜节律钟，其褪黑激素水平仍然会在黑暗的时候上升，光亮的时候下降，从而使它们的昼夜分点达到理想状态，进而与年生物钟同步。
Use blinds or blackout curtains to keep out light. Switch off or cover anything that emits light, such as an alarm clock.
在睡前灯光越暗越好，最好是一点灯光也没有，用一些黑色的窗帘阻挡灯光，替换所有会吸光的东西，如会发光的钟。
But it doesn't make sense to live by a 24-hour clock in the Arctic, where it's dark or light for months at time.
但是在北极，每次白天和黑夜都要持续好几个月，24小时的生物钟似乎没什么意义。
Light regulates the body's biological clock-priming an individual's metabolism for predictable events such as meals and slumber.
人体的生物钟是由光线来调节的，它负责安排管理每个人的新陈代谢，比如吃饭和睡觉这种人们可感知的事情。
Old NES light gun was modified with tilt switches to control a vintage digital clock radio.
带开关的枪能控制电子闹钟和收音机。
Exposure to the morning sun is best for synchronizing the body’s clock with the Earth’s natural 24-hour cycle of light and dark.
沐浴在晨光中是使生物钟与地球的昼夜同步的最佳方法。
The circadian clock can distinguish between different colors, or wavelengths, of light.
生物钟可以区分不同的颜色的，或者说，不同波长的光线。
The natural internal clock that controls our 24-hour cycle of sleep and waking, circadian rhythms are easily upset by changes in schedule, and they're greatly affected by light and darkness.
控制我们24小时睡眠和清醒生理周期的自然生物钟，生理的节奏很容易会被改变的时间表扰乱，他们深受光线和黑暗的影响。
What the birds really have is a clock-like mechanism which allows them to time hours of darkness or light in each day.
鸟类真正具有的是一种“似钟的装置”，使它们能从时间上区分每天黑夜或白昼的小时数。
Remember, manipulating light and temperature manipulates your body's clock and gives it a clear mandate to sleep.
记住，通过调节亮度和温度来调节你的生物钟，给它一个明确的睡觉指令。
The standard treatment is to use bright light with a blue tinge to reset the body clock.
标准的治疗方法是使用明亮的蓝色光线重置患者的生物钟。
The light signals sent to your body's master clock tell you when to be sleepy and when to be alert.
传送到我们身体的主时钟的信号告诉我们什么时候该睡觉，什么时候又该打起精神。
In 1879, Siemens delivered China's first power generator to light the busy Shanghai Port, which enabled around-the-clock operation.
1879年，西门子就向中国提供了第一台蒸汽发电机，用于繁忙的上海港照明。
When the body clock can synchronize the rhythms of its natural processes in response to light and other natural influences, it "gives us an edge in daily life", says Kay.
史蒂夫•凯说：当生物钟在光线以及其他自然因素影响下，与自然节奏同步时，它便会为我们的日常生活增添砝码。
"Bright light too close to bedtime can make it hard to fall asleep," Arnedt says. That's because dimness signals the biological clock that it's time to wind down, while bright light says "daytime!"
“睡前光线过强也会影响睡眠，”阿内德特说，这是因为弱光会给我们的生物钟发出信号“该休息了”，而强光发出的信号则是“白天到了！”
Using the least amount of light possible to get around helps avoid disturbing the body's circadian clock.
使用尽可能少的光线来走动，避免打乱了身体的生理钟。
Natural light helps to regulate your biological clock so exercise outdoors if you can.
自然光有助于调节你的生物钟，所以如果可能的话，到户外去运动。
Exposure to artificial light at night, whether from light bulbs or computer screens, throws off the body's biological clock, delaying and reducing sleep, experts say.
专家称，无论是灯泡还是电脑屏幕，都会让人在夜间暴露在人造光下，扰乱人体的生物钟，推迟并缩短睡眠。
They believe that bright morning light helps synchronise the body clock, which then helps regulate metabolism.
他们认为明亮的晨光有助于人体时钟的同步，这样有助于调节人体的新陈代谢。
Some even turn on the light at two o 'clock, and most of them are awake by six o 'clock although it is not light in England for another hour or two at this time of the year.
有些人甚至在两点钟的时候开灯，但大多数人还是在六点钟醒的，虽然在英国这个时间就算再过一两个小时也还没有天亮。
Dim the lights - light, even a small amount interferes with sleep hormones and stimulates the brain. Wear an eye mask if necessary or turn the alarm clock around.
调暗灯光—光线，即使是一点点也会干扰睡眠激素，从而刺激到大脑。如果可以的话，戴眼罩或者调整一下闹钟。
Expose yourself to morning light as much as you can. That has been shown to stabilize the sleep/wake timing of the human body clock.
每天早上尽可能地去沐浴晨光，因为光线可以帮助身体入眠、苏醒的生物钟更加稳定。
Copy the files in the dim light, I look at the clock again already ten o 'clock.
在幽暗的灯光下抄文件，我再抬头看看钟已经十点了。 。
The problem with office lighting is that it is not made up of 'blue' light, which is the wavelength of light you get from the sun and which controls your body clock.
办公室照明所存在的问题是，它不是由你从太阳得到的光的波长且能掌控你生物钟的‘蓝光’组成。
They were building on research indicating that, while light is important in setting the body clock, actually seeing it may not be the key factor.
他们所作的研究表明，虽然光线在调节人体生物钟方面很重要，但是实际上并不是主要因素。
His work in this direction was motivated by his interest in light and in the design of pendulum clock.
他对光线研究和钟摆设计的兴趣推动了他在这方面的工作。
His work in this direction was motivated by his interest in light and in the design of pendulum clock.
他对光线研究和钟摆设计的兴趣推动了他在这方面的工作。
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