In the medium term, the world abounds with tensions and potential crises that US leadership is likely to be indispensable to resolving. As events over the past two weeks in Egypt have demonstrated all too vividly, the Arab awakening is still only in its first act in many countries.
从中期来看，世界充满了紧张局势和潜在危机，这些危机责无旁贷需要美国领导人去解决。正像过去两周埃及局势已经证明的那样，阿拉伯觉醒在很多国家仅仅只是拉开了序幕。