melanin
melanin 英 [ˈmelənɪn] 美 [ˈmɛlənɪn]
n. 黑色素
名词复数:melanins
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- n. 黑色素
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1. The type and amount of melanin your body produces determines the color of your skin, hair and eyes.
你的身体产生的黑色素类型及数量决定你皮肤，头发和眼睛的颜色。
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2. melanin also plays a role in the development of certain optical nerves. All forms of albinism cause problems with the development and function of the eyes.
黑色素同时还在某些视神经的发育过程中发挥作用。所有类型的白化病都会在眼睛的发育和功能上引发问题。
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3. Pheomelanin, the type of melanin that makes red and blonde hair and fair skin, actually increases the risk for sun damage, such as sunburn and skin cancer.
红发或者金发、白色皮肤的人体内含有一种特殊的黑色素——褐黑素，它会增加被阳光损伤的风险，比如晒伤和皮肤癌。
- melanin (n.) dark brown or black pigment found in animal bodies, 1832, Modern Latin, with chemical suffix -in (2); first element from Greek melas (genitive melanos) "black," probably from a PIE root *melh- "black, of darkish color" (source also of Sanskrit malinah "dirty, stained, black," Lithuanian mėlynas "blue," Latin mulleus "reddish"). Related: Melanism; melanistic.
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