2015年12月26日 星期六

Flight Engineer, International Space Station. 飛行工程師, 國際空間站

Expedition 46 Flight Engineer Tim Kopra spacewalks with Expedition 46 Commander Scott Kelly (not shown) to successfully move the International Space Station's mobile transporter rail car ahead of the docking of a Russian cargo supply spacecraft, Dec. 21, 2015.
December 23, 2015
http://www.voanews.com/media/photogallery/december-23-2015-day-in-photos/3115891.html

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