维生素D，它是当阳光晒到皮肤时生成的，所以叫做阳光维生素。

Vitamin D, the so-called sunshine vitamin because it’s made when sunlight gets your skin.

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最天然的获取维生素d的方式只有一个：阳光。

Nature gave us only one good source of vitamin d, and that is the sun.

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获得维生素d最简单的途径是从阳光中获得。

Thee easiest way to get vitamin D is from sunlight.

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维生素D也是合成的皮肤暴露在阳光下。

Vitamin D is also synthesised by the skin when exposed to sunlight.

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从阳光中获取维生素d是最容易的方法。

The easiest way to get vitamin D is from sunlight.

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从阳光中获取维生素d是最容易的方法。

The easiest way to get vitamin D is from sunlight.

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