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
Quick question for you, Dan. So you're a movement -- (DW: Chauvinist.) -- chauvinist. 我问一个简短的问题。所以你是一个运动--（沃：沙文主义者。）--沙文主义者。 Does that mean that you think that the other things we think our brains are
In this effort, the United States is prepared to act as part of an international coalition. American leadership is essential, but that does not mean acting alone -– it means shaping the conditio
