This is actually a courageous talk, 这真是一个无畏的演讲 because you're kind of setting up yourself in some ways to be ridiculed in some quarters. 在某些地方你似乎把自己当成了一个笑柄让大家嘲弄啊 You can get shot by both sides. 不管

The emergence of low-cost personal computers gave rise to a powerful network that has transformed opportunities for learning and communicating. 低成本的个人电脑的出现，使得一个强大的互联网诞生，它为学习和交流提供了很大的机会。 The magical th

THE PRESIDENT: Thank you for the warm welcome. And Laura and I are thrilled to be here at Kearny School. We have come because this is one of the really fine schools in the city of Philadelphia. We bri

Good morning ,honorable judges ,ladies and gentlemen .One hot summer afternoon many years ago, 早上好，尊敬的评委，女士们，先生们。许多年前的一个炎热的夏天下午， I saw my parents sitting before a small black and white TV set , fixing

"I have a dream." Martin Luther King, Jr.'s immortal words, "我有一个梦想。 "马丁.路德.金的不朽话语， delivered on the steps of the Lincoln Memorial, 发表在林肯纪念堂的台阶上。 have inspired Americans of all backgrounds since they