戴夫不回来了，留下一片空白，记忆如潮水般涌来，心中充满惆怅。依人久久

　　Two high level scuba-divers and long-time friends, Don and Dave, broke a world record for depth in the Boesmansgat cave in South Africa. It would take them 15 minutes to reach the bottom, but 12 hours to surface. Having reached the bottom, against all odds, they find a body. They decide to come back and retrieve it. They call the parents, enrol 8 fellow divers, and hire a camer... (展开全部)