1. A dark green synthetic dyestuff, C20H19N3HCl, used to make a purple-red dye employed in coloring textiles and leather and as a bacterial stain. 
   品红一种深绿色合成染料，c20h19n3hcl，用作丝织物、皮革和细菌染色的紫红染料
2. A reddish-orange dyestuff prepared from the dried and ground leaves of this plant, used as a cosmetic dye and for coloring leather and fabrics. 
   指甲花染料从该种植物的干的碎叶片中提炼出的一种棕红色染料，用于化妆或为皮革和纤维染色
3. Natural coloring; natural produce. 
   天然色；天然产品
4. A substance used as coloring. 
   颜料，涂料用作着色剂的物质
5. Concealment by disguise or protective coloring. 
   掩饰通过伪装或保护色来隐蔽

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• 1. 皮革染色
  dry coloring 干法染色...leather coloring 皮革染色...vat coloring 瓮染（法）
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