While the rest of the world takes the lead, notably China and Europe, the United States is also seeing a remarkable shift.
尤其是中国和欧洲为代表的世界其他地区处于领先地位的同时，美国也在发生显著转变。
Few people have quietly changed the world for the better more than this rural lad from the midwestern state of Iowa in the United States.
相比这个来自美国中西部爱荷华州、悄悄改变了世界的乡村男孩，几乎没人能做得更多更好。
Those innovations, upon which virtually all aspects of contemporary society now depend, were possible because the United States then led the world in mathematics and science education.
当代社会几乎所有方面都依赖这些创新，这些创新之所以成为可能，是因为于当时美国在数学和科学教育方面处于世界领先地位。
One of the most important reasons so many people from all over the world come to live in the United States is the dream of a better job.
许多世界各地的人来美国生活，最重要的原因之一是梦想找到更好的工作。
Since 1980, productivity improvements in manufacturing have moved the United States from a position of acute decline in manufacturing to one of world prominence.
自1980年以来，制造业生产率的提高已使美国从制造业急剧衰退的境地成为世界瞩目的国家之一。
A ubiquitous woodland mix of lawn grasses and trees has found its way throughout Europe and the United States, and it's now spread to other cities around the world.
一种无处不在的草地和树木混合的林地已经遍布欧洲和美国，现在已经蔓延到世界各地的其他城市。
There is considerable and justified concern that the United States is falling behind much of the rest of the developed world in these essential disciplines.
人们有合理正当的理由担心，美国在这些基本学科上落后于其他许多发达国家。
So we have got to create in this world also institutions for peacekeeping and humanitarian aid, but also for reconstruction and security for some of the conflict-ridden states of the world.
因此我们必须在这个世界建立起用以维和以及人道救援的机构，还有帮助那些危难中的国家重建和安全的机构。
In any case, by comparison with most other parts of the world, and with any other era of human history, the United States and western Europe are converging in their attitudes to danger.
然而不管怎么样，通过同世界其他地方的情况以及人文历史对比我们会发现，美国和欧洲在对危险问题的看法有了很大程度上的汇合。
But because we still live in the world of sovereign states, Eichengreen said, radical attempts to reinvent the global financial architecture are not likely to be accepted.
但是，艾肯·格林说，由于我们是生活在主权国家的世界中，因此，重新创造一个全球性金融监管结构的激进措施不会被接受。
It should also serve as a message to the world that the United States of America intends to sustain and strengthen our leadership in this young century.
它也应该向世界传达一个信息，在这个新的世纪里，美国人打算维持并加强我们的领导地位。
That has brought citizens, particularly in the United States, a much better recognition of the world at large.
这就使公民，尤其是在美国，在整体上对世界有了一个更好的认识。
One thing to point out is that the United States has the reputation of "world police".
有一点值得指出，美国在世界上有“世界警察”的名声。
In order to plan ahead for multiple moves, an algorithm known as a markov decision process is commonly used when there are only a reasonably small group of possible world states.
为了计划后面多个步骤，当可能的世界状态数目不算太多时，通常用到一种被称作马尔科夫决策过程的算法。
The population of the Unites States is 305 million, which takes 3 percent of world.
目前美国的网民数量为2.201亿，占全球网民总数的15%，而美国的人口总数为3.05亿，占全世界人口总数的3%。
In the bizarre world of quantum mechanics, however, subatomic particles can exist in several states at once.
而在量子力学的奇妙世界，亚原子粒子却能同时处于几种状态。
The only downside to transition tables is that, in real-world applications, the number of states grow very quickly.
转换表的唯一缺点就是在实际的应用程序中，状态的数量增加得非常快。
It can never be a kind of cosmopolis, a world state or even a league of states or nations.
它永远不可能成为国际都会或世界之都，或甚至是国联或族联。
It can never be a kind of cosmopolis, a world state or even a league of states or nations.
它永远不可能成为国际都会或世界之都，或甚至是国联或族联。
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