The variation from pink to brown not only helps to prevent sunburn but also allows appropriate amounts of sunlight to penetrate the skin to create the vitamin D3 from its inactive precursors.

从粉色到棕色的变化不仅帮助防止了晒伤，而且还让合适数量的阳光穿透皮肤从而把未激活的前体变成维生素d3。

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Tesla Motors currently does not offer its Model S in pink according to its website.

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But while Dell may or may not impress design snobs with its pink and yellow machines, the computer maker is reading its market right, if a little late.

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