dermochrome

例句：

1. 1. Dermochrome is a pigment that gives skin its color.
   黑色素是赋予皮肤颜色的色素。
2. 2. The dermochrome in the skin helps protect it from damage.
   皮肤中的黑色素有助于保护它免受损伤。
3. 3.Skin cancer often arises from abnormal growth of dermochrome cells.
   皮肤癌通常源于黑色素细胞的异常生长。