Why should the United States initiate changes in a system of which it had been the main beneficiary? Because the system cannot survive in its present form and the United States has more to lose if it
TED Technology, Entertainment, Design在英语中的缩写，美国的一家私有非营利机构，以它组织的TED大会著称；将"用思想的力量来改变世界"作为宗旨。事实上，除了科技、娱乐、设计的主题，这场盛会涉及的领域还在不断扩展，展现着涉及几乎各个领域的各种见解，TED的演讲简短且深刻，参加者们称它为 “超级大脑SPA”。 Can geographic information m
Q Thank you, very much, Mr. President. And greetings from Ghana. We are looking forward fervently（热心地，热忱地） to 2014 -- (laughter) -- for a repeat. And I recollect that I was hosting a radio program the
But of course, life is more than just exotic chemistry. 但是当然，生命不仅仅是奇异的化学物质。 How do you stabilize those huge molecules that seem to be viable? 那是怎么稳定那些大量的、似乎有存活的分子的呢？ Well, it's here that life introduc
