The brown pigments are major part of coloring materials for food.
棕色色素是食品着色物的重要部分之一。
Any coloring agent, made from natural or synthetic substances, used in paints or drawing materials.
任何着色媒介。由自然物质或者合成物质组成。用做绘画和描绘得材料。
There are around 200 materials such as Xmas illustrations, professional photos, and lots of Xmas coloring paper and fabric materials.
大约有200个材料，如圣诞节插图，专业照片，纸张，织物的着色材料圣诞节很多。
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