大约有5%的白人由于基因突变而产生雀斑、白皮和红发。
In about five percent of white people the gene is mutated leading to freckles, fair skin and red hair.
有雀斑的人呢，他们的黑色素细胞数量是正常的，只是他们的黑色素细胞产生了一些黑素。
People with freckles have a normal number of melanocytes; their melanocytes just create clusters of melanin.
因为新生婴儿没有在阳光下晒过，他们就没有雀斑。防晒系列产品的使用和衣服都可以防止雀斑的产生。
Because newborn babies haven't been exposed to sun, they not have freckles and the use of sunscreen or the clothing protection can prevent freckles.
花粉过敏，雀斑，毛囊堵塞，细菌感染者，皮肤产生细小皱纹者，使用更佳。
Pollen allergy, freckles, hair follicle plugged bacterial infections, skin wrinkles have smaller, better use.
有些人会用漂白来去掉雀斑。他们用一种含有对苯二酚的药，这种药能够减缓黑色素细胞产生黑素。有一种自身免疫系统引发的问题叫做白癜风。
Some people try to get rid of freckles through a bleaching process involving an agent such as hydroquinone that slows down the process at which melanocytes produce melanin.
防止黑斑点，雀斑及黑色素的产生，使用后两星期有效面绩显现。
Prevent formation of black spots, freckles and melanin, effective results show after two weeks of application.
防止黑斑点，雀斑及黑色素的产生，使用后两星期有效面绩显现。
Prevent formation of black spots, freckles and melanin, effective results show after two weeks of application.
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