如果产生深浅色素的黑素细胞以条纹状迁移，那么你身上就有条纹。
If the melanocytes that produce dark pigments and light pigments migrate in streaks, you end up with stripes.
绿色是夜视镜所采用的颜色，因为人类的视觉对绿色的不同深浅色调最为敏感，更易于辨识。
Green is the color used for night-vision goggles because the human eye is most sensitive to and able to discern the most shades of that color.
双储油箱实现深浅色衣服的分开洗涤，洗涤深色衣物时使用深色储液缸，洗涤浅色衣物时使用浅色储液缸。
Double oil storage box to realize deep light color separate washing clothes, wash dark clothes use brunet store cylinder, use light color cylinder storage when washing light-colored clothes.
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