剧情简介
Beyond the vacation, below deck, cruise ships house thousands of crew members from all over the world, living and working together at sea for months at a time. Journey into their hidden world, and discover the lives of the people who call these travelling metal cities home. …▼ 展开
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纪录片榜单
了解宇宙是如何运行的第八季
全11集
宇宙第八季
全6集
