And if you doubt that, then go look at the aurora borealis.

而如果你还怀疑, 那么去看一下极光.

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Deng Feng of aurora borealis copartner thinks.

北极光合伙人邓峰认为.

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The Aurora Borealis as seen from the sub - arctic tundra nightscape . Wapusk National Park , Manitoba , Canada.

这是出现在亚北极区冻土带夜幕中的北极光.

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