Space, Handout image. 太空, 講義圖片

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An artist's impression shows Gaia mapping the stars of the Milky Way in this handout image. The European Space Agency's Gaia mission will map the position and motion of a billion stars to produce an unprecedented 3D map of our galaxy. (ESA/ATG Media lab)
Pictures of the Week: 12.15 – 12.21 2013 | CLIK/HEAR | Multimedia, photography, video showcase of The Palm Beach Post  http://clikhear.palmbeachpost.com/2013/potw/pictures-of-the-week-12-15-12-21-2013/

handout是什么意思_handout的翻译_音标_读音_用法_例句_爱词霸在线词典
n.救济品； 施舍物； 印刷品； 讲义
http://www.iciba.com/handout

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