奥巴马就中东局势发表讲话，U.S. President Barack Obama has made outreach to the Muslim world a signature of his presidency. He tries again with a speech Thursday, but recent events may have made his audience less receptive.
美国总统奥巴马就职以后曾向穆斯林世界发表讲话作为他就任美国总统的一个姿态。奥巴马星期四将再次发表讲话，但最近事态的发展可能会使他的讲话不像上次那么受欢迎。
President Obama”s address comes as the most successful of the "Arab Spring" uprisings -- in Tunisia and Egypt - are overshadowed by more violent conflicts, in Libya, Syria and beyond.
Surveys indicate that the upheaval has lowered opinions in the Arab and Muslim world of the U.S., in particular Obama. The U.S. leader was criticized for seeming at first one step behind the popular movements, despite their embodying the democratic values America espouses.
调查显示，这些动荡使得阿拉伯和穆斯林世界对美国，特别是对奥巴马总统的评价有所降低。有人批评奥巴马在中东最初发生群众运动时没有及时支持，尽管这些起义代表了美国拥护的民主价值。
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