As you can see, pink, purple and magenta can only be made using multiple frequencies of light - there is no single frequency of light that's pink - and of course, white light is a mixture as well!
就像大家所能看的的一样,红色、紫色和洋红色只能用不同频率色光混合产生——没有单独粉色光的频率——当然,白光也是混合所产生的的。