A good pair of UV-blocking running sunglasses give your face more protection and also help protect your eyes from the sun's damaging rays.

戴一副好的防紫外线跑步眼睛可以给你的面部更多的保护，还能在各种有害射线下保护你的双眼。

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Citrus also contains bioflavonoids, which protect skin from UV rays and help prevent cell death.

柑橘类水果还含有生物黄酮素，能够保护皮肤不受紫外线的伤害，并防止细胞坏死。

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Sunlight is therefore a stimulus for melanocytes to produce melanin because they are trying to protect the body from UV rays.

阳光能够刺激黑色素细胞产生黑素，这是因为黑素要在紫外线的辐射下保护我们的身体。

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