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安慰剂可以被用来治疗常见的医学疾病吗?为了找到答案,《地平线》开始了一项具有里程碑意义的研究。100多名志愿者因背痛接受治疗,除了假药和精神力量,其它什么都不用。他们的大脑能产生比处方止疼药更好的
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Three things are certain about base jumping. You will break your bones. You will watch your friend
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Digital Media: New Learners of the 21st Century takes viewers to the frontlines of what is rapidly
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Birds of paradise are one of David Attenborough's lifelong passions. He was the first to film
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William Frasca Tuesday Beebe Becca Booth Patrick Michael Canino Steven Cardinal KatieBeth Cesaro Phillip Davis Daniel Jones Fritz Klein Ray Kowalski 威廉·麦克·麦库洛 JP McLaurin 克莱·蒙库尔 Treg Monty Kara Morrison Randy Neale Angela Oberer Bill Ratner Max Reed III B
We all know the main story of Abraham Lincoln's death, how he was killed, where it took place,
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What is it about the Bolshoi Ballet that makes it uniquely Russian? This documentary follows inter
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在哪里才有家的感觉?在施塔特阿伦多夫这个有着复杂的排斥和融合外国人历史的德国城市,和蔼可亲的老师迪特·巴赫曼帮助他的学生们体会家的感觉。这些学生年龄在12到14岁之间,来自12个不同的国家,有些人
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