TED演讲:为什么头盔不能预防脑震荡?(1)
The word concussion evokes a fear these days more so than it ever has, and I know this personally. “脑震荡”一词从未引起过如此之大的恐慌,我自己也患过脑震荡, I played 10 years of football, was struck in the head thousands of tim
Ted英语演讲: Boaz Almog:“悬浮” 一个超导体
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奥巴马演讲 Council on Fitness, Sports & Nutrition 1
Hi, everybody. Yay(哇) , we’re here, we’re doing it! (Applause.) It’s so exciting. I am thrilled. I have been waiting for this day for a long, long time, and it is finally here. And I
TED演讲:如何安全发送色情短信(3)
According to researchers at the University of New Hampshire 根据新罕布什尔大学的调查研究, seven percent of all child pornography possession arrests are teens, sexting consensually with other teens. 因儿童色情被捕的人群中,有百分之
TED演讲之伟大预言 凯文·凯利:谈未来5000天后的网络世界(7)
We're now entering to the third stage, which is what I'm talking about, and that is where we link the data. 现在我们要进入第三阶段,我们连接资料的地方。 So, I don't know what the name of this thing is. I'm calling it the o