It would take many decades to build up the level of education and sophistication required.
要花好几十年的时间来逐步达到所需要的教育和发展水平。
We are unlikely to see either for many, many decades.
但是实际情况却是，我们不太可能在几十年内看到以上条件中的任何一个。
It will be really difficult for that to happen for many decades.
要在几十年间达到富裕的水平真的很难。
After many decades, my father's words still ring in my ears.
几十年过去了，爸爸的话还在我耳边回荡。
They've been around for many decades and never go out of style.
它们已经存在了几十年，永远不会过时的。
Jim Rogers: Commodities have not correlated to stocks for many decades.
吉姆·罗杰斯：商品与股票不相关已经好几十年。
The technology makes use of phenomena that have been well established for many decades.
这项技术充分地利用了在过去几十年内已经根深蒂固的现象(译者注：大概是指一感觉到已经令人根深蒂固的现象便会使人产生相对应的感受)。
In the last month we have witnessed a financial crisis on a scale not seen for many decades.
上个月我们见证了一场数十年未遇的金融危机。
Sometimes atmospheric radiocarbon levels remain constant for many decades, even centuries.
有时候大气原因会使碳素十年甚至百年保持稳定。
After many decades of isolation, today Moscow may look like Terra Incognita for many foreigners.
在孤悬于外好几十年之后，今日的莫斯科在许多外国人眼里就像一片未知领域。
But many others, especially those who have been campaigning for many decades, remain queasy.
但是很多其他人，特别是那些已经战斗了几十年的人，仍然对他们予以怀疑。
After many decades he returns to his old life to find his former love has long since married.
在几十年后，他回到了过去生活的地方，发现他从前的情人已经结婚很久了。
Some of the items were found to be many decades old, suggesting that the plastic took a long time to degrade.
其中的一些东西已有数十年的历史，说明塑料需要很长的时间才能降解。
These magazines didn't thrive for so many decades for no reason. They tapped into a deep strain in American culture.
这些杂志历经数十载不衰自有他的道理。他们对美国文化的一个特点非常了解。
Even some newly built facilities leave to human hands work that has been done in the West for many decades by machines.
就算一些新建的工厂，也仍然利用人力去生产那些西方国家在几十年前就已经用机器生产的产品。
Millions of people have been consuming artificial sweeteners for many decades, and no diseases have broken out as a result.
数以百万计的人数十年来都食用人造甜味剂，结果没有引起疾病爆发。
Blue chip corporations (those with established performance records that span over many decades) are also very safe bond investments.
蓝筹股公司(blue chip corporations，在很多年中保持良好业绩的公司)的债券也是非常安全的投资选择。
It might be kind of fanciful to some, but on the other hand, space travel was considered science fiction not that many decades ago.
对于某些人，它可能只是种幻想，但换句话说，几十年前，太空旅行不也是被认为是科幻小说吗。
The trend could simply be part of a natural and long-term cycle that pushes wind speeds both up and down over the course of many decades.
这种趋势可能仅仅是自然的一部分和长期的循环，这种循环是在每经过数十年时间，风速会快-慢的循环一次。
That means digital versions of popular music and even some movies might survive many decades: Abba might just top the pop charts again in the 22nd century.
这就意味着，一些数字化版本的流行音乐和电影可能会保存达到数十年之久，流行组合阿巴(ABBA)的音乐在22世纪可能还会爬上音乐排行榜的第一名。
Haiti has suffered from disasters more than its neighbors, partly because its institutions have been disrupted for many decades, even at the grass-roots level.
海地比其邻国受到了更严重的灾害损害，部分原因是其制度已经崩溃了几十年了，即使是在草根层面。
For many decades, western publishers exported their books to India for distribution by local companies, while domestic operators also produced books in English.
几十年来，西方出版社都是将书出口到印度，然后再由印度国内的出版社进行发行，与此同时，印度的出版社也在出版着自己的英文书籍。
Earlier this year, the court reversed many decades of established law to find that corporations have a First Amendment right to spend money in federal elections.
今年早期，法院撤销了数十年的已形成的法律好让公司享有第一修正案的权利以便在联邦选举中花钱。
While our past assistance has yielded gains, we have spent too many dollars and too many decades on efforts that have not delivered the desired long-term results.
虽然以往的援助取得了效益，但我们把太多的资金和数十年时间花在一些尚未取得长期理想效果的努力上。
While our past assistance has yielded gains, we have spent too many dollars and too many decades on efforts that have not delivered the desired long-term results.
虽然以往的援助取得了效益，但我们把太多的资金和数十年时间花在一些尚未取得长期理想效果的努力上。
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