Hi, everybody. In 1620, a small band of pilgrims came to this continent, refugees who had fled persecution and violence in their native land. Nearly 400 years later, we remember their part in the Amer
And that's the difference between problems that are additive, like CO2, 这个就是可添加性问题，像二氧化碳问题， which we go slowly up and then we tip, and problems that are depletive, in which we lose what we have, which
卡梅伦演讲挽留苏格兰 2014年9月，苏格兰将举行全民公投，决定是否从英国独立出去。为了防止这一幕的发生，英国首相卡梅伦2月7日在伦敦发表演讲，呼吁全英国人一起努力，让苏格兰人在9月的公投中投反对票，从而阻止苏格兰独立。 双语演讲原文 Centuries of history hang in the balance, a question mark hangs over the future of
加里·奥德曼（Gary Oldman）凭借饰演《至暗时刻》（The Darkest Hour）中的丘吉尔，斩获奥斯卡最佳男主角。 Well, my deepest thanks to the Academy and its members for this—ah, this glorious prize.非常感谢美国电影艺术与科学学院授予我这样一个荣耀的奖项。 I owe this, and so
