奥巴马讲话 健康生活 走出毒瘾阴霾
Hi, everybody. I've got a special guest with me this week-Macklemore. For those of you who don't share the same love[i] for hip-hop, he's a Grammy-winning artist-but he's also an advoc
Ted英语演讲:Sandra Aamodt:为什么节食经常不起作用?
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比尔·奈马萨诸塞大学2014(16)
Directs a great deal of that bucket blast around your waistband. 仍然会将大量的水引向你的腰间。 So you get a lot less cold water in your trousers. 抽出下摆 能够让水较少地流进裤子里。 I know this to be true. 我知道这是真的。 Because I did it
TED演讲之2.0版城市:城市与企业中的奇妙数学(2)
So here's two questions 每当我思考这个问题 that I have in my head when I think about this problem. 两个疑问一直在我脑子里打转 The first is: 第一 Are cities part of biology? 城市是生物界的一部分吗 Is London a great big whale? 伦敦是一只大
TED演讲:火星现在是什么时间(4)
So while she's sleeping -- and the rover does sleep at night 当然,在她睡觉的时候,她晚上确实是在睡觉, because she needs to recharge her batteries and she needs to weather the cold Martian night. 因为她需要给电池充电,而且她需要抵抗住火星晚上的