它使用定量数据和数学模型作为分析工具，研究这些物体在过去、现在和未来的数量。
It studies these populations, in the past, present and future, using quantitative data and mathematical models as tools of analysis.
它使用定量数据和数学模型作为分析工具，研究这些人口在过去、现在和未来的情况。
It studies these populations in the past, present and future using quantitative data and mathematical models as tools of analysis.
我想告诉你们关于人类的过去、现在和未来的事情，所以让我们从一些问题入手。
I want to tell you about the past, present and future of the human population, so let's start with a few problems.
我想告诉你们有关人口数量的过去、现在和未来。那么让我们从一些问题入手。
I want to tell you about the past, present and future of the human population. So let's start with a few problems.
这些作品通过我生活中的事件，将我的过去、现在和未来不断地联系在一起。
These writings formed a continuous connection between my past, present, and future through events in my life.
他曾将英国诗人西格夫里·萨松的诗《于我，过去，现在以及未来》翻译成中文。
He once translated English poet Siegfried Sassoon's poem In Me, Past, Present, Future Meet into Chinese.
云计算是企业IT的未来，如果过去对此还有疑问的话，那现在这一点就显而易见了。
If there was a doubt about it, now it is obvious that cloud computing is the future of enterprise it.
我们必须跨过历史，而唯有过去、现在、与未来不再重要之时，我们生活在何时、何地变得毫无差别之时，我们才能做到这一点。
We must outstrip history and we can do so only when past, present, and future cease to be important, when where and when we live becomes a matter of indifference.
但是，越发可能的是现在的气候变化研究参照的是过去而不是未来。
However, it is now ever more possible for studies of climate change to look at the past, not the future.
您在一个表中维护过去、现在和未来的有效期和它们的关联数据。
You maintain past, present, and future effective dates and their associated data in a single table.
承认过去的事件，但是尽力用一种创造更光明的未来的观点来把握现在。
Acknowledge past events, but endeavor to manage the present with a view to creating a brighter future.
理论必须解释过去、现在和未来——而达尔文的理论把这三者形成一体，无需精简，不必解释。
Theory needs to explain past, present and future—and Darwin's does all three in a form that requires no simplifying translation.
而当出现了封闭的时间型曲线时，一些事件既出现在过去，也正在未来出现。
But in the presence of closed timelike curves, some events are in our past and also in our future.
事实上，必须改变过去以防止能量和创伤因过度伤痛而延伸到线性时间的现在和未来。
Indeed the past must be changed to prevent the energy and trauma from over-bleeding into the present and future, in linear terms.
如果没有想象，一个人无法从过去和现在获得知识来证实对复杂未来的猜想。
Without imagination, one couldn't get from knowledge of the past and present to justified expectations about the complex future.
回答：这个悖论可以用上帝存在超越时间来解释——他可以知道未来，就如同他知道过去和现在。
ANSWER: This paradox is explained by God being outside of time-he knows the future just like he knows the past and the present.
维斯特伍德说：“通过我对传统学位礼袍的重新设计，我尝试把过去，现在和未来联系在一起。”
Ms Westwood said: "Through my reworking of the traditional robe I tried to link the past, the present and the future."
我们有谈论历史编辑的必要，就是要将该过程呈现给大家，就是要挑战对过去，现在与未来的绝对性叙述。
We need to talk about historiography, to surface this process, to challenge absolutist narratives of the past, and thus, those of the present and our future.
我们坚信，命运掌握在人类自己手中；我们坚信，人类能创造一个比过去、现在都更加美好的未来。
We see that we can take our fates in our hands and create a future for humanity that will be better than the past, or the present.
过去十年，最陡峭的下行曲线出现在本行业的利润报表上，而它们的未来，则越发黯淡无光。
Over the past decade this industry has recorded some of the sharpest declines in profits and its future looks increasingly bleak.
线性概念的时间包括过去、现在和未来，它不会限制你的思想和话语的效果。
This linear concept of time, which consists of a past, present and future does not constrain the effects of your thoughts and words.
我们需要知道在过去、现在发生的事情，来了解如何去创造我们的未来。
We need to know what happened in the past, and what's happening now, to understand how to create our version of the future.
在SOA中仍然必须重点关注的数据是，由那些代表企业过去、现在或未来状态的业务系统产生、消费和管理的数据。
The data that must remain the primary focus of attention for SOA are the data produced, consumed and managed by business systems that represent the past, present or future state of the enterprise.
由于我们不知道我们的过去，我们对现在感到不自在，也对未来准备不足。
Because we do not know our past, we are ill-at-ease with the present and ill-prepared for the future.
在很多的文化中，水晶球占卜都被视为解析过去和现在，预测未来的一种方式。
Scrying has been used in many cultures as a means of divining the past, present, or future.
凭直觉，我们认为“现在”是真实的，“过去”只存在于书中，而“未来”尚未发生。
Intuitively we think that the "now" is real, while the past is fixed and in the books, and the future hasn't yet occurred.
从过去到现在，你的身体一直在默默地为你做着一切，你希望未来也是如此。
Consider all that your body has done for you in the past and the present, and all that you are hoping it will provide for your future.
哲学可以轻而易举地击败过去与未来的不幸，可是现在的不幸则可以击败哲学。
Philosophy triumphs easily over past and future misfortune, but present misfortune triumphs over philosophy.
我们对未来的种种忧虑和规划，以及对过去的回忆，都只是在脑中妨碍我们好好珍惜现在。
All our worries and plans about the future, all our replaying of things that happened in the past -it's all in our heads, and it just distracts us from fully living right now.
他补充说，在目前这个阶段，谈论大脑思考过去、现在和未来的潜在意义或是应用推广都为时尚早。
He added that, at this stage of the game, it is too early to talk about potential implications or applications of understanding how the brain thinks about the past, present, and future.
应用推荐