美国第一夫人米歇尔在北大演讲英语原稿美国第一夫人米歇尔在北大演讲英语原稿及译稿worshipping（英文原稿转载自白宫）Thank you.  Well, ni-hao.  (Laughter.)  It is such a pleasure and an honor to be here with all of you at this great univer...