完整的mp3。奥巴马在芝加哥的演讲。
If there is anyone out there who still doubts that America is a place where all things are possible; who still wonders if the dream of our founders is alive in our time; who still questions the power of our democracy, tonight is your answer.
视频。可以……
但是。。。有没有没有杂音的那种。？
