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1 jan 1088 ano - 1088年– 中國科學家沉國在《夢溪筆談》（Dream Pool Essays）中，對龍捲風進行了生動的描述，彩虹是由雨中陽光的陰影形成的，這種陰影是在陽光照射到雨水時產生的

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氣象學歷史

12 nov 2019

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1 jan 1088 ano

Agora

~ 938 years ago

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