Another caveat: all Numbers are subject to revision, perhaps years later.
额外说明：也许多年以后，所有的数据都有可能被修订。
This is a gradual process that takes place over time, perhaps years.
这是一个在一段时间内缓慢发生的过程，也许会持续好几年。
Another caveat: all Numbers are subject to revision, perhaps years later. Even the Depression is getting worse.
另一种解释，即使是萧条越来越严重，也许许多年后所有的数据会有所变动。
It is to our advantage to have securities do nothing price wise for months, or perhaps years, while we are buying them.
在我们购买股票的时候，这些股票的价格几个月，甚至几年不变，这对我们来说是个优势。
"Perhaps I have been all wrong for ten years," he said to himself.
“也许十年来我都错了。”他自言自语道。
Perhaps it led into the garden which no one had seen for ten years.
也许它通向一个十年没人见过的花园。
"Perhaps it has been buried for ten years," she said in a whisper.
“也许它已经被埋了十年了。”她低声说。
They just might succeed in cloning Missy this spring or perhaps not for another 5 years.
他们可能会在今年春天成功克隆出米茜，也可能5年内都不会成功。
Beneath the Sahara are huge aquifers, basically a sea of fresh water, that's perhaps a million years old filtered through rock layers.
撒哈拉沙漠下面是巨大的含水层，基本上是一片淡水的海洋，那可能是经过岩石层过滤的，已经有一百万年历史。
The third wave, perhaps 10,000 or 9,000 years ago, saw the migration from North-east Asia of groups ancestral to the modern Eskimo and Aleut.
第三次浪潮大约发生在一万或九千年前，见证了东北亚的祖先群体向现代爱斯基摩人和阿留申人的迁移。
Some countries are perhaps well off in natural resources, but suffered for many years from civil and external wars, and for this and other reasons have been unable to develop their resources.
有些国家自然资源丰富，但多年来遭受内战和外部战争，再加上一些其他原因，导致他们无法开发其资源。
The way the United States developed or perhaps I should say the colonies, since the land that would become the Eastern United States, there were British colonies there four hundred years ago.
美国发展的方式，或者我该说，美国殖民地发展的方式，因为现在的美国东部所在地在400年前正是英国殖民地。
Another more intriguing possibility is that the genetic information needed to make toes somehow survived for tens or perhaps hundreds of millions of years in the lizards and was reactivated.
另一种更有趣的可能性是，使蜥蜴的脚趾成形的基因信息，以某种方式存活了几千万年甚至几亿年，而且被重新激活了。
That means that our nearest neighbours are perhaps 100 light years away, which is almost next door in astronomical terms.
那意味着我们最近的邻居星球离我们大约有100光年远，从天文学的角度来说，这几乎是一墙之隔。
Perhaps Joe will live on a space station in 10 years.
也许10年后乔会住在空间站。
Perhaps in the broader world, you might find years that have two or four digits and might even contain an apostrophe, as in '09.
可能在一个更广阔的世界，您可能发现拥有两位或四位数字的年份，甚至可能包含一个撇号，如'09。
Age is naturally a factor—only 58 percent of Generation Ys still use landlines now and then, compared to 84 percent of Baby Boomers who've perhaps had the same home number for 50 years.
年龄自然是一个因素，现在只有58%的 Y 世代的人们还时不时地用到座机，相比之下，有84%的婴儿潮世代的人们，家里的电话号码已经50年没有变了。
They only happen every few hundred years, perhaps, but when they do happen the results are catastrophic.
这样的事件几百年才发生一次，也许是这样，但当他们一旦发生，后果是灾难性的。
Perhaps two years after that they will be sold to free broadcast channels.
两年之后它们可能还会被卖给免费的广播频道。
Perhaps, after millions of years of evolution, a kiss is not just a kiss?
或许，人类在经历了千万年的进化之后亲吻已经超越了吻的界限？
His voice is high, nasal, and toneless, and his shoulders are stooped, perhaps from years of peering down at patent texts.
他嗓音高，还带鼻音，语调平淡，双肩向前倾，可能是由于多少年来俯身查阅专利文档的闹下的毛病。
The 50-plus divorcee does not necessarily think of protecting him or herself from HIV when launching into a new relationship, perhaps after years of marriage.
但开始一段新的交往的时候，或许经历了多年婚姻生活的50岁以上离婚者未必会想到要保护自己不感染艾滋病毒。
It is now possible, too, to compare Homo sapiens with his closest relative-not the living chimpanzee, with whom he parted company perhaps 5m years ago, but the extinct Neanderthal, a true human.
而现在对比现代人类与他的近亲-不是活着的黑猩猩，它们5百万年前就已经和我们分家了，而是灭绝的穴居人，真正的人类-也是可能的。
Her husband, Pete, had died perhaps 20 years ago at a young age, leaving her with deep sorrow and heavy res- ponsibilities: finding a job and raising three young children.
她的丈夫皮特英年早逝，已经离开人世20多年了。留给她的是深深的悲痛和沉重的责任：她必须找份工作，并抚养三个年幼的孩子。
I put the odds of using such systems in the next 40 years at perhaps one in five.
我认为在未来40年内有约五分之一的机会使用这种系统。
Perhaps not for another 100 years.
也许再过一百年也不够。
some say less than a year, others perhaps two years.
一些人说不会超过一年，其他人认为可能两年。
some say less than a year, others perhaps two years.
一些人说不会超过一年，其他人认为可能两年。
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