美国宇航局推进，相反，有可能返回到着陆场在星期六早上。
NASA pressed ahead, instead, with a possible return to the landing site on Saturday morning.
瑟夫一直在与美国宇航局的帕萨迪纳喷气推进实验室（最近火星探测的幕后人员）合作，设计他所说的“星际互联网协议”。
Cerf has been working with NASA's Pasadena Jet Propulsion Laboratory—the people behind the recent Mars expedition—to design what he calls an "interplanetary Internet protocol."
为了在那里生存，美国宇航局喷气推进实验室设计的气球必须要经受得起零下180度左右的气温。
To survive there, a balloon, designed by Nasa's Jet Propulsion Laboratory, would have to withstand temperatures around -180c.
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