Northern Lights, Aurora Borealis, aurora. 北極光, 北極光, 極光

An aurora is captured in this photo taken from the International Space Station and posted by European Space Agency astronaut Alexander Gerst to social media on August 29, 2014. (Reuters/NASA/ESA/Alexander Gerst/Handout) #
Photos of the Week: 9/6-9/12 - In Focus - The Atlantic
http://www.theatlantic.com/infocus/2014/09/photos-of-the-week-9-6-9-12/100811/

Northern Lights - Wikipedia, the free encyclopedia
Northern Lights is a common name for the Aurora Borealis (Polar Aurorae) in the Northern Hemisphere.
http://en.wikipedia.org/wiki/Northern_Lights
northern lights是什么意思_northern lights的翻译_音标_读音_用法_例句_爱词霸在线词典
n.北极光
http://www.iciba.com/northern_lights

aurora borealis是什么意思_aurora borealis的翻译_音标_读音_用法_例句_爱词霸在线词典
n.北极光
http://www.iciba.com/aurora+borealis

Aurora - Wikipedia, the free encyclopedia
http://en.wikipedia.org/wiki/Aurora
極光 - 維基百科，自由的百科全書
http://zh.wikipedia.org/wiki/%E6%9E%81%E5%85%89

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