红花染料

例句：

1. 1.The artist used red dye to color the fabric.
   这位艺术家用红色染料给布料上色。
2. 2. The painter applied a few drops of red dye to the canvas.
   画家在画布上滴了几滴红色染料。
3. 3. The scientist mixed red dye with water to create a new pigment.
   科学家将红色染料与水混合来创造一种新的颜料。