I this year for the first time and alien contact!
我今年第一次和外星人接触！
Naked Science: Alien Contact, The National Geographic channel.
——《科学新发现：与外星生命接触》，国家地理频道。
Stephen Hawking on the possibility of contact with alien life.
霍金谈与外星生命接触的可能性。
Stephen Hawking on the possibility of contact with alien life.
霍金谈与外星生命接触的可能性。
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