奥巴马总统在白宫举办的首届学生电影节上的讲话 THE PRESIDENT: Hello. My name is Shelly Ortiz -- oh, wrong page. (Laughter.) I was just teasing. I knew I wasn’tShelly Ortiz. (Laughter.) Everybody give Shelly a big round of applausefor the great wor 英语演讲 2020-09-14 hisen
