| 单词 | 红色染料 |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔annatto〕A yellowish-red dyestuff obtained from the seed aril of this plant, used especially to dye fabric and to color food products such as margarine and cheese.胭脂树红，胭脂树橙：从胭脂树果肉中提取的橙红色染料，尤用于给纺织品染色，或给食品如人造黄油和奶酪上色美国传统〔cochineal〕A red dye made of the dried and pulverized bodies of female cochineal insects. It is used as a biological stain and as an indicator in acid-base titrations.胭脂红：由雌胭脂虫虫体干燥并研成粉末制成的一种红色染料。用作生物着色剂和酸基滴定指示剂美国传统〔cudbear〕A purplish-red dye derived from certain lichens.地衣赤染料萃：一种从某些地衣中制取的紫红色染料美国传统〔diffuse〕The drop of red dye diffused slowly in the water.那滴红色染料在水中慢慢扩散开来。剑桥高阶〔henna〕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美国传统〔madder〕A red dye obtained from the roots of this plant.茜素：从该植物根中提出的一种红色染料美国传统〔orchil〕The reddish dyestuff obtained from any of these organisms.苔色素：由此类植物提出的红色染料美国传统〔pyronine〕Any of a group of red dyes used as a biological stain, especially to detect the presence of RNA.焦宁；二苯氧芑胶染料：用作生物染色剂的一组红色染料中的任一种，尤指用来探测核糖核酸的存在美国传统〔soluble〕The red dye on the leather is water-soluble.皮革上的这种红色染料可溶于水。柯林斯高阶 |
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