My fellow Americans, 我的美国同胞们： Melania and I would like to wish you a blessed and joyful Thanksgiving. 我携夫人梅拉尼娅祝愿各位感恩节快乐、身被福泽。 Nearly 400 years ago, the pilgrims gathered with native Americans to give

Do you know what mottos are?They are things people say that have a special meaning.I have a super motto and it works like magic.My motto is “Just do your best.” I say it all the time.My mo

Thank you so much for that, Helen. As you know, there's another speaker here with us that works in your same field. 感谢您的演讲，海伦。今天还有另一位演讲者，她和您在相同的领域里做研究。 She comes at it from a different perspective. Es

Here is GDP per capita from 1900 to 1929. Now let's imagine that you were an economist in 1929, trying to forecast future growth for the United States, 这是人均国内生产总值从1900年到1929年。让我们想象一下，在1929年，如果你是一位经济学家

Unwilling to depart from examples of the most revered authority, 不愿偏离最为尊敬的权力的楷模， I avail myself of the occasion now presented to express the profound impression made on me by the call of my country to