剧情介绍：最新美剧在线观看末日倒数地球大撤退概要，此美剧是一部欧美综艺美剧、类型的美剧。 If we faced a countdown to destruction, could we build a spacecraft to take us to new and habitable worlds? Can we Evacuate Earth? NGC's two-hour special examines this terrifying but scientifically plausible scenario by exploring how we could unite to ensure the survival of the human race.九九美剧详情