气辉:高层大气光化学发光引起的天空微光,现在无仪器很难看到。
气辉:高层大气光化学发光引起的天空微光,现在无仪器很难看到。
A faint illumination in the sky due to photochemical luminescence in the upper atmosphere, now rarely observed by earthbound humans without the assistance of instruments.
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