A grape changes color in seeing another grape.

葡萄看到另一个葡萄时改变颜色。

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Very few websites have the experience of changing a button color or altering a headline or fiddling with some copy and seeing huge improvements in conversion rate.

鲜有网站具有通过改变按钮的颜色或更改标题摆弄下文案就可以将转化率大大提升的经验。

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It's a tricky color and should be handled with care, but designers are seeing lots of potential for yellow in 2010.

在服装中运用黄色这样“狡猾”的颜色时应备加小心，但设计师却发现了黄色在2010春装中的巨大潜力。

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Mr. BERNS: If you look at the flowers, we're seeing changes in lightness, changes in chroma, how much color, but also we see slight changes in hue going from purplish to bluish to reddish.

NPR: Using Science to Rescue Art

The vast majority of colorblind people have trouble seeing red or green, due to a genetic defect in the color-sensing cells, called cones, at the back of the eye.

WSJ: New Outlook for Colorblindness