： The many colors of a rainbow range from red on the outside to violet on the inside. 采用分句法的译文为A:彩虹有多种颜色，外圈红，内圈紫。B:彩虹的颜色从外圈的红色到内圈的紫色。答案:彩虹有多种颜色，外圈红，内圈紫。 20、