annatto

n.[植]胭脂树,从其果实采取的黄红色染料

红色素；植物染料

名词

1、Annatto is commonly used as a natural food coloring agent.
红色素常被用作天然食品着色剂。

2、The seeds of the annatto plant can be ground into a powder and used in cooking.
胭脂橙树的种子可以研磨成粉末，用于烹饪。