There are now Barbies with one of seven skin tones, 22 eye colours and 24 hair styles to choose from.
现在的芭比娃娃有7种肤色、22种眼睛颜色和24种发型可供选择。
Even so the eye finds it difficult to discern colours with night vision, but despite that I could even see the red at the top of the bow.
即使看见了，肉眼也很难在夜晚分别出颜色，不过这一次不同，我甚至能看见彩虹顶部的红色。
Different cells in the eye are designed to pick up different colours, contrasts, backgrounds and foregrounds.
我们眼睛中不同的细胞用来提取不同的颜色、对比度、背景和前景等信息。
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