詞語：circumzenithal
circumzenithal的意思
circumzenithal 近天頂的;拱天頂儀;近天頂;circumzenithal arc 閃電光環;日戴;幻日弧光;目載，環天頂孤;upper circumzenithal arc 上環天頂弧;lower circumzenithal arc 下環天頂弧;
circumzenithal的參考例句
1.The first impression is of a rainbow smeared on to small scraps of clouds, a phenomenon best known in a circumzenithal halo. 第一印象是一道彩虹塗上了雲的碎片，一種人們所知的天頂的光環。
2.But one puzzle is that the colours in the Chinese clouds were upside down from a normal circumzenithal halo – red pointing towards the horizon and blue towards the Sun, instead of the other way round. 第一印象是一道彩虹塗上了雲的碎片，一種人們所知的天頂的光環。這是當陽光照過充滿六角形的小冰晶的盤子狀卷雲的時候形成的。那些晶體就像玻璃稜鏡，將光分裂為帶有色譜的弓形，常常比彩虹更亮。