手术的关键是一种特殊的调谐激光器，它可以破坏虹膜(眼睛中部有颜色的部位)内天然的“褐色素”内的黑色素。
The key to the procedure is a specially tuned laser that destroys the natural brown pigment melanin in the iris, the eye's central colored portion.
相反，蓝眼睛的人有一种褐色色素，被称之为黑色素，位于虹膜背部，但在虹膜前部黑色素浓度较低。
Instead, people with blue eyes have a brown pigment, known as melamin, at the back of their irises but have low concentrations of melanin in the front of their irises.
在褐色头发、黑头发和金发的人群中，黑素皮质素受体基因(melanocortin - 1receptor)能分泌黑色素。
In people with brown, black and blond hair, the gene, for the melanocortin-1 receptor, produces melanin.
图中中央静脉周围坏死肝细胞中的浅褐色色素为脂褐素。
The light brown pigment seen here in the necrotic hepatocytes around the central vein is lipochrome.
眼睛：深色或淡褐色着色，色素沉着，最好的保护盖与黑色的色素沉着，但缺乏的是不被认为是故障。
Eyes: Dark or hazel coloured, protected by LIDS preferably with black pigmentation though the lack of pigmentation is not considered a fault.
黑色素遭遇到紫外光后变成褐色。
油性皮肤韩国化妆品排行榜色素较深，为淡揭色或褐色，甚至为红铜色。
Oily darker skin pigment, exposing for the light brown color or even red copper.
菌落呈圆形、隆起、边缘整齐、辐射状生长的白色，后菌体分泌黑褐色的色素物质，菌落背面呈黑色。
Colonies were round, swell, neat edge, radial growth of white, Cell secretoried dark brown pigment material, the back of colonies is black.
颜色似不成熟橄榄，橄榄油，是一种改良的光谱色就是通过制作混合绿色与黄色或灰色或褐色色素的比例不同。
Colour resembling unripe olives, olive is a modified spectral colour that is produced through a mixture of green and yellow with either gray or brown pigments of varying proportions.
向新鲜的牛奶里加一些黄色或浅褐色的食用色素，让它看起来像变质的牛奶。
Add yellow or beige food coloring to the milk to make it look like rotten milk.
以水为萃取剂，提取不同方法干燥的核桃外果皮中棕褐色色素，并对其稳定性进行了测试。
Use water to distill the Dark Brown Pigment in the differently dried walnut epicarp. We have tested the stability of the dark brown pigment.
将同一采样点的样品分别晒干、晾干、沤干后，以水为萃取剂，提取棕褐色色素，并对其稳定性进行了测试与比较。
Stability testing and compare of the Hydroextracting the Dark Brown Pigment from Walnut epicarp of dry in the sun and by the airing and retting .
黄褐色杜宾犬中的色素稀释性脱毛。腿部特写表明棕色总散落着茶色的斑点，仅黄褐色毛发受到该疾病影响。
Color dilution alopecia in a fawn doberman. The close-up of the leg shows the characteristic sparing of the tan color points in this syndrome, only fawn hairs being affected.
出生时即发现躯干有大片黑褐色斑片，6年前开始全身出现散在色素脱失斑。
The scattered hypopigmented patches began to appear6years ago, and sp read to the whole body.
色素沉积为黑色或深褐色。
结果显示褐色斑点中含有黑色素。
It turns out that the brown marks contain melanins-by-products of fungus metabolism.
他的眼睛正在重建中，随时间逐渐改变色素，从蓝色变到淡褐色。
His eyes are under reconstruction, and this shall alter the pigment gradually over time from blue to hazel in color.
治疗后皮肤红斑持续3-7天，浮肿持续1-2天，皮肤上呈现淡褐色色素持续3-5天，皮肤表面组织脱落后开始变白的时间为7天左右。
Post-treatment skin erythema lasted 3-7 days, edema persisted in 1-2 days, bronzing pigmentation existed in 3-5 days, skin whitening occurred around 7 days after scales shedding of skin.
治疗后皮肤红斑持续3-7天，浮肿持续1-2天，皮肤上呈现淡褐色色素持续3-5天，皮肤表面组织脱落后开始变白的时间为7天左右。
Post-treatment skin erythema lasted 3-7 days, edema persisted in 1-2 days, bronzing pigmentation existed in 3-5 days, skin whitening occurred around 7 days after scales shedding of skin.
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