President Obama calls on Congress to pass legislation to provide new tax credits and lending incentives that will help small businesses grow and create new jobs. 【Transcript】 Good morning, everybody.
If we see someone in a wheelchair, we assume they cannot walk. 当我们看到有人坐在轮椅上，我们就认为他们不会走路。 It may be that they can walk three, four, five steps. That, to them, means they can walk. 或许，事实上他们可以走上好几步。 而这，对
On the path that American children travel to adulthood, two institutions oversee the journey. The first is the one we hear a lot about: college. Some of you may remember the excitement that you felt w
Manu Prakash在Ted英语演讲：只要50美分,就能拥有如折纸般的显微镜(中英双语) 也许你以前曾经买过那些那些摺纸玩具，他们能够做出洋娃娃或天鹅？TED 的研究会员 Manu Prakash 和他的团队成功做出像折纸一样简单的显微镜。讲者在这段影片中提供了让人惊奇的示范，并告诉我们这个装置将如何对开发中国家的健康问题造成影响。另外，这项技术也能够让所有事情都变成有趣的手作科学实验。 Th
