“彩虹色”用英语怎么说？

你可以看到他们脸上的彩虹色。You can see the iridescence on their faces.黑色素翅膀和彩虹色翅膀的代价与上面却完全不同.The costs of melanin - based plumage and iridescence are clearly different from this.因为在我的电脑显出是彩虹色的, 很多彩的色泽.Because in my computer the line ...