是四色彩印所用的颜色。

It is used in four-colour process printing.

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洋红：减法原色之一。是四色彩印所用的颜色。亦称四色红。

Magenta: One of the subtractive primary colours. It is used in four-colour process printing. Also referred to as process red.

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多色印刷：可用任何数量任何特别颜色的印刷，不受四色彩印所用的颜色限制。 印刷业翻译。

Multi-colour printing: Colour printing not limited by the use of process colours. Any number of colours and any special colours may be used.

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