12 年前
视频简介
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 ...。该片讲述1945年抗日战争胜利后，八路军司令员傅继泽在河北沧州泊头智斗国民党和美国军调代表，消灭伪军的故事。。
标签
自然
