melanin 是什么意思

中文翻译与英英解释

	n. 【医学】黑(色)素。

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

Melanin ( - melas, "black") is a ubiquitous natural pigment found in most organisms (spiders are one of the few groups in which it has not been detected). In animals melanin pigments are derivatives of the amino acid tyrosine.

例句与用法

	1.	Freckles are simply concentrations of melanin . 雀斑不过是高浓度的黑色素。
	2.	The more melanin on thesurface the deeper the tan 生成的黑色素越多，晒得越深。
	3.	As melanin encounters uv light , it turns brown 黑色素遭遇到紫外光后变成褐色。
	4.	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。
	5.	When sunlight hits the skin , more melanin is produced 当阳光照到皮肤，会产生更多的黑色素。
	6.	Vitamin c can dilute melanin and quickly whiten the skin 维c能淡化黑色素，令肌肤迅速增白。
	7.	Cells in the human skin produce a substance called melanin 人类皮肤里的细胞产生一种物质叫黑色素。
	8.	Mechanism of melanin synthesis in seed coat of brassica napus l 甘蓝型油菜种皮黑色素形成机理的研究
	9.	Down - regulation of melanin synthesis by ramulus cinnamomi and its mechanism 中药桂枝抑制黑素生成的作用机理研究
	10.	Accelerators stimulate melanin ' s rise to the surface of your skin 室内助黑产品能够刺激您皮肤表面黑色素的生成。

melanin是什么意思

melanin 是什么意思

中文翻译与英英解释

例句与用法