音标：['melәnin] ；

n. 黑色素
[化] 黑素

n. insoluble pigments that account for the color of e.g. skin and scales and feathers

词型变化：名词复数形式 : melanins

词性分布：

名词100%

melanin的用法和样例：

例句

用作名词(n.)

Freckles are caused by the sediment of melanin.色斑的形成是因为黑色素沉积。
Melanin darkens the skin and is the cause of suntan.黑色素使皮肤变黑是人被晒黑的原因。

词汇搭配

melanin granule黑(色)素颗粒...
epidermal melanin unit表皮黑色素单元,表皮...
melanin pigmentation黑色素沉着

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