今晚我在这里许诺要改变美国的政策。

Tonight I come to you with a pledge to change America's policy.

youdao

我不能告诉我父母今晚我在这里，所以如果你看到他们，千万不要告诉他们我在这！

I can't tell my parents that I come here tonight, so if you see them, please don't let on that!

youdao

今晚对所有人，所有作者，出版商来说，都是个特别的时刻，能在这里与你们共度，我感到无上的荣幸。

It is for me a great honor and a pleasure to be with you tonight, at this very special time for writers, publishers and citizens around the world.

youdao