circumpolar
Located or found throughout a polar region. / (astronomy) Of a celestial body, continually visible above the horizon during the entire 360 degrees of daily travel.
plural of carburisation
present participle of backtransform
plural of actinoceratid
科学者たちは、極圏全域に見られるオーロラが夜空で踊る様子を観測し、それは北極圏の各地から見ることができた。
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