奥巴马经典演讲双语全文。 Hello, everybody! Thank you. Thank you. Thank you, everybody. All right, everybody go ahead and have a seat. How is everybody doing today? (Applause.) How about Tim Spicer? (Applause.) I
How did this happen? Well, we're no genetically hardier than our ancestors were 10,000 years ago. 这是怎么发生的？我们并不是在基因上比一万年前的祖先强壮。 This increase in life expectancy is the remarkable product of culture 平均寿
It's got to be philanthropic, because profits distract biotech, 这些研究的钱的来源最好是慈善，因为利润会分散生物技术研究公司的注意力， but it's basically got a 90 percent chance, I think, of succeeding in this. 但我认为它基本上有着百分之九十的
