In fact, we are hard pressed for a good working definition for life in the cosmic context.
实际上，我们正在做一项艰苦的工作——给宇宙生命下一个定义。
The search for extraterrestrial intelligence is the search for a generally acceptable cosmic context for the human species.
探寻外星人就是为人类寻找一个普遍能接受的宇 宙环境。 从最深层次的意义来说，探寻外星人就 是寻找我们自己。
The precision of GPS satellite navigation depends on the painstaking connection of the Earth to its cosmic context that this dish and its fellows provide.
GPS卫星导航的精确程度取决于这种精准的地球与其宇宙环境的联系，而这正是这一座、以及其他所有连入此网络的射电望远镜所提供的。
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