secondary bow 中文意思是什麼
secondary bow
解釋
副虹-
Arising from two internal reflections, the secondary bow appears less bright and has the colour sequence reversed
副虹是光線經兩重內部反射而產生的,顏色較主虹淡,排列次序與主虹呈相反。 -
Rainbows sometimes appear as two concentric bows with the inner one called the primary bow and the outer one the secondary bow
彩虹有時會以兩條同心圓弧形態出現。內弧稱為主虹,外弧稱為副虹或霓。
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