总的来说，皮肤的颜色是由皮肤中一种叫做黑色素细胞产生黑色素多少而定的。
Overall skin coloration is determined by the degree to which cells in the skin called melanocytes produce the pigment melanin.
黑蒜由普通大蒜发酵而成，其中的自然糖分和氨基酸合成一种名为“类黑精”的物质，使大蒜颜色变成黑色。
Black garlic is made from white garlic which is then fermented. The natural sugars and amino-acids then combine to give a black coloring on the cloves known as melanoidin.
头发的颜色来源——黑色素，是一种光敏材料同时也是一种导体。
Melanin, a pigment that gives hair its colour, is light sensitive and also ACTS as a type of conductor.
Brown说年轻人只会买一种手表：“一种又大又厚重的防水手表，什么颜色都有- - -透明色，粉色，蓝色，黄色，橙色，黑色，”配上结实的表带和超大的表盘。
Brown says teens are only going for one type of watch: "a big, bulky waterproof watch in all colors - clear, pink, blue, yellow, orange, black," complete with a thick band and a large face plate.
一种气功运动所以四川歌剧大师为他改变颜色从红色到白色的脸，然后从白色到黑色。
One Sichuan Opera master also used Qigong movements as he changed face color from red to white, then from white to black.
先知为顺特科技在命名定位基础上的设计紧紧围绕这一特点，形象的字体颜色选用黑色，字形棱角分明，给人一种现代、高端的感觉。
Shun technology design done by Wevin based on this characteristic, the LOGO font color is black, the font angular, give a person a kind of high-tech and modern feel.
颜色：前端是黑色，另一种是钢铁的颜色。
京剧脸谱上每一种图形和亮丽的颜色都有象征意义：红色表示忠诚，蓝色表示残暴，黑色表示正直。
Each of patterns and brilliant colors on the painted face has a symbolic meaning: red suggests loyalty; blue suggests cruelty; black suggests honesty.
皮肤的颜色取决于黑色素。黑色素是由表皮生成的一种色素，防止我们受到太阳光中致癌的紫外线的伤害。
Skin color is due to melanin, a pigment produced in the epidermis to protect us from the sun's potentially cancer-causing ultraviolet (UV) rays.
纯色 ：纯色是一种颜色最纯最亮的形态，是还没和白、灰或黑色进行混合时的形态。
Tint : The circle of colors next to the hues represent the tint of each hue. A tint is the hue mixed with white.
这就是为什么只有一种分配的方法是公平的-同一种颜色的帽子，所以是黑色。
That's why the only way of giving each master an equal chance is to distribute hats of one color – so 3 black hats.
纯色：纯色是一种颜色最纯最亮的形态，是还没和白、灰或黑色进行混合时的形态。
Hue: a hue is the purest or brightest form of a color. Hues are colors that have not been mixed with white, gray, or black.
红色炙热、粉色浪漫、黑色高雅，每一种颜色都有着独一无二的含义。
Ebullient red, romantic pink and elegant black, each color has a unique meaning.
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.
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.
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