"Present Past Tense" is a seemingly familiar grammatical rule, which however does not exist in real life.
“现在过去时”是一个看似熟悉，但却又并不实际存在的语法规则。
That means a higher proportion of what is in the sea is being caught, so the real difference between present and past is likely to be worse than the one recorded by changes in catch sizes.
这意味着更多的海洋生物正在被捕捞，所以现在和过去之间的真正差异可能比捕捞量变化所记录的更糟糕。
Consciousness links past attention to the present and permits the integration of details with perceived ends and purposes.
意识将过去的注意力与现在联系起来，并允许将细节与感知的目的和宗旨结合起来。
You may feel guilt over your past, but you are poisoning the present with the things and circumstances you cannot change.
你可能会对你的过去感到内疚，但这是在用无法改变的事和境况来荼毒你的现在。
'I have eaten' is the present perfect tense of the verb 'to eat', 'I had eaten' is the past perfect and 'I will have eaten' is the future perfect.
Ihave eaten是动词eat的现在完成时；Ihad eaten是过去完成时；Iwill have eaten是将来完成时。
In sum, the data revolution is giving us wonderful ways to understand the present and the past.
总而言之，数据革命为我们提供了理解现在和过去的绝佳方式。
Other members of the autoworker's family might be less inclined to trade the present for the past.
汽车工人家庭的其他成员可能不太愿意用现在交换过去。
Other members of the autoworker's family, however, might be less inclined to trade the present for the past.
然而，汽车工人家庭的其他成员可能不太愿意用现在交换过去。
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.
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。
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.
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。
Where are you in the cycle of renewal: Are you actively preserving the present, or selectively forgetting the past, or boldly creating the future?
你处于更新周期的哪个阶段：是积极维持现状，还是选择性忘记过去，又或是大胆创造未来？
If the past is prologue, then it ought to be possible to draw some modest conclusions about the future from the wealth of data about America's present.
如果过去是一个序幕，那么应该有可能从有关美国现状的大量数据中得出一些关于未来的适度的结论。
Happiness is not a point of future and not a moment from the past, but a mindset that can be designed into the present.
幸福不是未来的某个节点，也不是过去的某个时刻，而是能够融入到当下的一种心境。
If you are surrounded by problems and cannot stop thinking about the past, try to focus on the present moment.
如果你被问题包围而无法停止对过去的思考，尝试专注于此时此刻吧。
If people disregard the great works of the past, it is because these works no longer answer the needs of the present.
如果人们忽视了过去的伟大成就，是因为这些成就不再满足现今的需要了。
He once translated English poet Siegfried Sassoon's poem In Me, Past, Present, Future Meet into Chinese.
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。
These writings formed a continuous connection between my past, present, and future through events in my life.
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。
If you keep on crying about your past, neither your present will be right nor will the future be bright.
如果你总是为过去哭泣，你的当下不会好，未来也不会光明。
Visiting the historic center, a World Heritage Site, you may find you are communicating with both the past and the present.
参观历史中心这个世界遗产，你会发现自己是在与过去和现在交流。
Indeed it is stories, past and present, that bind together the thousands of objects displayed on the floors above.
事实上，正是这些过去的和现在的故事把成千上万件藏品绑在一起，在上面各楼层展示。
You maintain past, present, and future effective dates and their associated data in a single table.
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。
The mystics say that from the point of view of the Eternal, there is no past, present, and future, and that everything coexists simultaneously.
神秘主义者们说，从“永恒”的观点来看，没有“过去”、没有“现在”、也没有“未来”，一切都是同时存在的。
This is because, at its core, palaeontology works by comparing past and present organisms with each other.
这是因为古生物学的核心就是将过去和现在的生物相互对比。
She talks about present problems, past problems, possible problems and problems that have no solutions.
她会谈论现在的问题、过去的问题、可能会出现的问题和无法解决的问题。
Always speak positively about past and present employers even if your experience has not been positive with them.
谈到过去和现在的雇主，永远要保持积极的口吻，哪怕你和他们处得并不好。
Entertaining though it is, the Newseum is not the place to go for unbiased reporting on the past, present and future of the press.
无论是过去还是将来，拟或是现在，新闻博物馆不再是报道那些毫无偏见观点的地方了。
Theory needs to explain past, present and future—and Darwin's does all three in a form that requires no simplifying translation.
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。
After all, our present conditions were brought about by our past actions, and our present actions will create our future circumstances.
毕竟，我们现在的处境是由过去的行动导致的，而现在的行动又将创造我们未来的境遇。
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