我们正在做我们的前人从来没有做过的极其光荣伟大的事业。
We are now engaged in a great and most glorious cause, never undertaken by our forefathers.
15年前人们坐火车出行纸质票是必需的吗？
Were paper tickets necessary when people travelled by train 15 years ago?
她解释说，以前人们认为，这些动物从它们吃的叶子中获得了生存所需的大部分水分。
It was earlier thought, she explains, that the animals got most of the water they needed in the leaves they ate.
约翰逊在一封电子邮件中说，以目前人类的足迹来看，“似乎全球崩溃肯定会以某种形式发生，可能在未来10年内，但肯定在本世纪内。”
With the current footprint of humanity, "it seems that global collapse is certain to happen in some form, possibly within a decade, certainly within this century," Johnson said in an email.
除此之外，史前人类使用的技术看起来比较简陋。
Beside this, prehistoric man looks technologically primitive.
按照对目前人口趋势的最保守估计，到那时人口将增加约30亿人。
Applying the most conservative estimates to current demographic trends, the human population will increase by about three billion people by then.
在世界的某些地方，你仍然可以找到两百多万年前人们使用的工具。
In some parts of the world you can still find tools that people used more than two million years ago.
史前人类从未向雷克斯暴龙扔过长矛，但确实猎杀过猛犸象和乳齿象。
Prehistoric humans never threw spears at Tyrannosaurus rex but really did hunt mammoths and mastodons.
乔迁派对之所以得名，是因为很久以前人们会把柴火作为礼物带到新家。
Housewarming parties get their name from the fact that a long time ago people would actually bring firewood to a new home as a gift.
当史前人类来到一处新地方时，一些奇怪的事情发生在大型动物身上，那就是它们突然灭绝了。
When prehistoric man arrived in new parts of the world, something strange happened to the large animals: they suddenly became extinct.
游客人数的增加是该市人口从20世纪50年代的17.5万人下降到目前人数的一个关键原因。
The tourist increase is one key reason the city's population is down from 175,000 in the 1950s.
目前人们针对这些影响在做一些研究，我真的希望能在生态系统遭到破坏之前找到应付这个问题的方法。
Several current studies are looking at these effects and I really do hope we can find a way to deal with this issue before these ecosystems are adversely affected.
目前人们对手语的兴趣源于一位具有反叛精神的教师的开创性工作。他任教于世界上华盛顿加劳德特大学。
The current interest in sign language has roots in the pioneering work of one rebel teacher at Gallaudet University in Washington D.C.
然而，目前人们还不清楚，中枢疲劳是否会影响与运动本身没有直接关系的运动系统，比如控制眼动的系统。
It was not known, however, whether central fatigue might also affect motor systems not directly involved in the exercise itself, such as those that move the eyes.
此举效仿了多家其他杂志的做法，数据分析的基本错误正造成很多已发表的研究成果不可复制，此前人们普遍关注这个问题。
The policy follows similar efforts from other journals, after widespread concern that basic mistakes in data analysis are contributing to the irreproducibility of many published research findings.
我还研究了老年人在媒体中的形象；此外，随着老年人在英国乃至世界社会中所占的比例越来越大，这也是当前人们的主要关注点。
I've also looked at how older people are represented in the media; again, it's of major current interest with older people becoming a much larger proportion of UK and indeed, world society.
我还研究了老年人在媒体中的形象；再说一次，随着老年人在英国乃至世界社会中所占的比例越来越大，这也是当前人们的主要兴趣所在。
I've also looked at how older people are represented in the media; again, it's of major current interest with older people becoming a much larger proportion of UK and indeed world society.
他总是前人的画作里寻找构图。
我们要突破前人，后人也必然会突破我们。
We will surpass our predecessors, and future generations will certainly surpass us.
前人偏爱“理解”，似乎含有更宽泛的意义。
Predecessors like "understanding" seem to have had a broader meaning.
目前人民币只占有0.3%的份额。
但以前人们一直不知道是什么在起作用。
前人研究的回顾共调查了将近17,000个儿童。
The review of previous studies looked at nearly 17, 000 children.
他目前人在多伦多，而许多笔记则在别处。
巴特斯说以前人们认为丝虫病是遗传性的。
感应塔是目前人族防御或进攻的必备工具。
Sensor Towers are currently a staple to any Terran defense or offensive.
这块岩石上满是洞穴，以前人们就住在这里。
从前人们使用大锅煮熟食物，并用树枝从中夹食。
People probably cooked their food in large POTS, using twigs to remove it.
从前人们使用大锅煮熟食物，并用树枝从中夹食。
People probably cooked their food in large POTS, using twigs to remove it.
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