你先想想一道纯红色的光，然后想象两三种红色的东西，然后再只想这种颜色。

See a splash of pure red, then imagine two or three objects that are red, then go back to seeing only the color.

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这条鱼的连续三张照片显示出它如何从几乎通体银色变成条纹、再变成纯橘红色，这转变全发生在几秒钟之内。

This sequence of three frames of the same fish shows how it can change from largely silver to striped to solid orange-red, a transformation that occurs in a matter of seconds.

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将窗体的世界变换重置为一个单位矩阵并用纯红色画笔填充一个矩形。

Resets the world transform of the form to an identity and fills a rectangle with a solid red brush.

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