13 年前
视频简介
东北民间流传着关于“皇围猎人”的神秘传说，他们世代生存于深山，为帝王守护兴安岭这片龙兴之地的气脉运转。传闻猎人除了精通狩猎之法，更知晓驱鬼通神之术。在东北一处偏僻的山村里，悄然发生一起灭门惨案，在村民们的恳求下，最后一代皇围猎人刘二爷决定出山调查真相，不想过程中怪事屡现，老林子里的秘密也被渐渐揭开……。NOVA: Mysteries of Sleep Like virtually every other animal, humans need sleep to survive. But why? What do we gain from spending nearly a third of our lives in such a defenseless state? And what's at stake if we sleep poorly? The functions of sleep have long been something of a mystery. But now scientists are peering deep into the brain to see what happens while we snooze. One ...。
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