That is actually your life clock ticking, counting down the moments you have left.
那其实就是你的生命之钟在嘀嗒作响，细数着余下的时刻。
One study may help explain why: the amount of daylight to which newborn mice are exposed sets the behavior of key biological clock genes for life.
一项研究或许可以给出解释：这些新的小生命接触日光的多少决定了身体中控制生理时钟的基因的特性。
We get used to the ticking of a clock or to noise of traffic but it's actually a very important form of learning because imagine life without it.
我们习惯了钟的滴答声和车来人往的噪音，但这却是一种非常重要的学习形式，我们不妨试想一下无法进行习惯化的情形。
DISCLAIMER: my life is absolutely nothing like this; however, I can't shake the feeling that if I can just hold off my biological clock, one day it could be.
特别声明：我的生活绝对不是这个样子，但我有种预感，只要我能坚持不生，也许有一天我的生活真会变成那样。
To understand how Gaia works, turn the clock back to when life was first emerging.
要理解盖亚是怎样工作的，让我们把始终退到生命刚刚产生的时间。
There is someone that is coming or passing away in your life around the clock, so you maylose sight of those seen, and forget those remembered.
生命中，不断地有人离开或进入。于是，看见的，看不见了；记住的，遗忘了。
One can not put back the clock. Efficiency means life or death.
时光不会倒流，效率就意味着生命。
Scientists have identified the mechanism that controls the internal 24-hour clock of all forms of life — from us to algae.
科学家已经证实生物钟机制存在于整个生物界——从生物链顶端的人类到低等生物海藻。
We must not allow the clock and the calendar to blind us to the fact that each moment of life is a miracle and mystery.
我们不许让时钟和日历蒙蔽自己的双眼，让我们忽视生命的每一刻就是奇迹这一事实。
Assuming you work from age 22 to age 65 for 235 days a year, you'll be on someone else's clock for about 80, 000 hours, or one tenth of your life.
假设你从22岁工作到65岁，而且一年工作235天，你将在某个人的的时钟里换成80,000个工作小时，或者你生命的十分之一。
So the clock was ticking, the meter was running, and I had a choice to make; pursue my own needs, or save his life.
时间在一点一滴的流逝，就像百米赛跑，而我需要作出选择：是继续追寻我的梦想，还是挽救他的生命。
The round-the-clock availability that cell phones and pagers have brought to people's lives may be taking a toll on family life, a new study suggests.
最新研究表明，手机和呼机的使用让人处于二十四小时待命的状态，这严重影响了人们的家庭生活。
The biological clock is a fact of life, but there's nothing magical about age 35.
生物钟是一个不争的事实，35岁并没什么特殊的。
Round-the-clock timetable is changing our way of life.
二十四小时的全天候时间表在改变着我们的生活方式。
The body responds to earth time and not clock time in the day to day life.
身体在日常生活中是响应地球时间，而不是时钟时间的。
We must not allow the clock and the calendar to blind us to the fact that each moment of life is a miracle and mystery. ~ H.G. Wells.
我们不许让时钟和日历蒙蔽自己的双眼，让我们忽视生命的每一刻就是奇迹这一事实。~。
The old clock just liked an old friend, it always stared us talking and laughing , it already become one part of my life.
这座老爷钟就像是一个老朋友，时刻凝望着我们的谈笑，它已经成了我们生活的一部分。
Our biological clock has not kept pace with our ability to prolong our life spans.''
我们寿命在延长，生物钟却未能同步。
On a wall is a plastic decoration often seen in dentist offices, a kind of clock-shaped mingling of the words: "Live, Learn, Laugh, Love, Life."
在墙上是一个在牙医诊所经常看到塑料装饰画，像钟表，上面写着：“生存，学习，欢笑，爱情，生活。”
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。
Better still, it became apparent to him that one could use radioactivity as a clock, with the half-life of a decay series enabling us to calculate the age of a rock.
更妙的是，显然人们可以用放射性作为时钟，用衰变系列的半衰期计算出岩石的年龄。
Surgeons are working round the clock to save his life.
外科医生们正在日夜工作以抢救他的生命。
Other watchers are glad to hear this church-clock strike, for they tell of life and coming day.
其他的守夜人听见教堂的钟声报时一般都很高兴，因为钟声预告的是生命与来日。
That can change throughout one's life based on age and other factors affecting the internal clock or "circadian rhythms."
这要根据人的年龄及其他因素，诸如生物钟或循环节奏而定。
Most of my life is spent with people, and people are so uncertain and unpredictable. I like the regularity or the predictability of the clock.
我大半生与人打交道，深知人性的反复无常和捉摸不透。我喜欢钟表的规律性和可预知性。
And, if you need a more incentive, consider a clock that counts down your remaining life and reminds you to make the best of what time you have left.
还有，如果你需要更多的激励，就用一个闹钟为你余下的生命倒计时，提醒你用余下的时间把事情做到最好。
And, if you need a more incentive, consider a clock that counts down your remaining life and reminds you to make the best of what time you have left.
还有，如果你需要更多的激励，就用一个闹钟为你余下的生命倒计时，提醒你用余下的时间把事情做到最好。
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