所有的人都具有一些属性，比如身高、体重、头发和眼睛颜色等等。
All human beings have properties like height, weight, hair and eye color, and so on.
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。
The type and amount of melanin your body produces determines the color of your skin, hair and eyes.
我们肤色长得差不多，头发和眼睛的颜色也很相似，甚至是面部结构也差不多。所以想找出区别还是有点难的。
We all have similar skin, hair and eye coloring as well as similar facial structure, so it's hard to see the difference.
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