在彩虹中，绿色逐渐变成蓝色，蓝色逐渐变成紫色。
In the rainbow, the green melts into blue, the blue into violet.
在斯堪的纳维亚神话中，彩虹是神与大地之间的桥梁。
In Scandinavian mythology the rainbow was a bridge between the gods and the earth.
在中国的传统中，彩虹是婚姻的普遍象征，因为它的颜色代表着阴阳的结合。
In the Chinese tradition, the rainbow is a common symbol for marriage because the colours represent the union of yin and yang.
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