2014诺贝尔化学奖得主斯特凡·赫尔在颁奖晚宴上的致辞 Your Majesties,Your Royal Highnesses,Ladies and Gentlemen, What a week, what a day, and what a night...! I cannot imagine anything more exhilarating than to stand here this evening – also on behalf of 英语演讲 2020-09-10 hisen
