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能在沙地底下自由穿梭的巨型鲨鱼,迅猛无比,吃人几近于无形之中!最后的顶级大恶鲨鱼居然还能开山劈石!一伙年轻人要怎么才能逃脱它的血口呢?。In 2014, the International Space Station had to move three times to avoid lethal chunks of space debris and there is an increasing problem of satellites mysteriously breaking down. With first-hand accounts from astronauts and experts, Horizon reveals the scale of the problem of space junk. Our planet is surrounded by hundreds of millions of pieces of junk moving at 17,000 miles...。