How America deals with blacks and their aspirations will define for decades and perhaps centuries what kind of country America really is.
美国怎样对待黑人及其愿望将决定在未来几十年几百年内美国到底会是个什么样的社会。
For centuries Oxford has been at Britain's intellectual heart, perhaps the most prestigious among Europe's many ancient universities.
几个世纪以来，牛津大学一直是英国知识分子的中心，它或许是欧洲众多古老大学中最负盛名的。
Here is what we found: of the hundreds of self-change techniques that have been suggested over the centuries, perhaps only a dozen are distinctly different.
我们的发现结果如下：在几个世纪以来人们提出的几百种改变自我的方法中，也许仅有十来种与其他方法截然不同。
Reconstructions based on these tend to show that the planet’s temperature has risen over the 20th century to heights unprecedented for centuries and perhaps millennia.
基于这些研究重建的气候，它们趋向于显示地球的温度在过去的20世纪中升到了几个世纪，甚至几百万年以来前所未有的高度。
The results of both studies are likely to be controversial, perhaps resurrecting a centuries-old debate.
上述两项研究成果颇受争议，甚至复苏了数百年前的论战。
Centuries ago a guard would have been posted at the door, and he wondered if perhaps that custom would have to be revived in the days ahead.
几个世纪前，这边的门口会有个卫兵，他想着这个传统会在接下来的几天内复活。
Five centuries ago there were perhaps 10m Amazonian Indians; now there are 700,000.
五世纪前此处可能有一千万亚马河流域的印地安人，现在该地只有700,000左右。
Five centuries ago there were perhaps 10m Amazonian Indians; now there are 700, 000.
五世纪前此处可能有一千万亚马河流域的印地安人，现在该地只有700,000左右。
For centuries it was assumed without proof that guilt was a valuable, perhaps even an indispensable, ingredient of the civilized life.
几百年来，一直都假定犯罪感是文明生命中有价值，甚至是不可缺少的成份。
For many centuries, a "trophy" was simply something of one's enemy-a piece of armor, perhaps, or occasionally a body part-that was displayed after a battle as a tangible proof of triumph.
许多世纪以来，一个“战利品”只是一个人的敌人一块盔甲，也许，或偶尔的身体部分，这是显示的东西后，作为一个有形的胜利证明的战斗。
Puzzles have fascinated people for centuries, and perhaps the best thing about them is that they teach while they entertain.
益智游戏已经风靡了好几世纪，这类游戏最棒的地方或许在于能够寓教于乐。
In its broadest sense, biomedical engineering has been with us for centuries, perhaps even thousands of years.
广义上来说，生物医学工程与我们已经几个世纪以来，甚至数千年。
In its broadest sense, biomedical engineering has been with us for centuries, perhaps even thousands of years.
广义上来说，生物医学工程与我们已经几个世纪以来，甚至数千年。
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