To bring out the moonbow, an exposure of 30 seconds was needed, making the picture appear as if it was taken during the day.
为了能让月虹正常显像，需要30秒
曝光时间，所以照片看上去像是在白天拍。
色之虹）To bring out the moonbow, an exposure of 30 seconds was needed, making the picture appear as if it was taken during the day.
为了能让月虹正常显像，需要30秒曝光时间，所以照片看上去像是在白天拍。
A moonbow (also known as a lunar rainbow or white rainbow) is a rainbow that occurs at night.The moon is a neutral color and reflects the same spectrum as the sun.
黑
彩虹也没有黑色。。。。不过，它背景可算是其中一个颜色。对吧？
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