民众保证可以晒到阳光。
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.
水冷式设计之所以必要，是因为这种气球可以集中400倍的阳光，太阳能面板若没有冷却设计，会很快地晒到烧掉。
That is necessary because the balloon concentrates sunlight up to 400 times, and without this cooling the cell would quickly burn out.
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。
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.
尼日利亚女解说：“将果实置于阳光下晒三到四天，直到它们变成棕色。
WOMAN: "Let the fruit dry in the sun for about three or four days, until they become brown.
枪把很热，让我片刻感觉很不舒服，后来我才意识到那是放在挡风玻璃下面被阳光晒热的。
The barrel was hot. Cue another uncomfortable moment until I realised that it had been warmed by the watery sun streaming through the windscreen.
也就是说，这常常是一年中最美好的月份之一，当你能晒到太阳的时候，享受着柔和的，光线不足的，温暖的阳光。
That said, this is often one of the most beautiful months of the year, with soft, low light and warmth in the sun when you can catch it.
晒在阳光下的私人游泳池或沉到舒适的300计数覆盖的毛绒床。
Bask in the sun of the private pool or sink into the comforts of a 300-count covered plush bed.
他们研究了21个从56到85岁的有光化学角质或阳光晒伤的人。
They studied 21 people aged 56 to 85 with actinic keratoses and sun damage.
他们研究了21个从56到85岁的有光化学角质或阳光晒伤的人。
They studied 21 people aged 56 to 85 with actinic keratoses and sun damage.
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