These light receptors - which are also found in the retina of the eye - immediately prompt the release of melanin, the body's own form of sun protection.

在视网膜中也能发现这些感光物质。它们能迅速刺激皮肤黑色素的生成，保护人体不受太阳光线的伤害。

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A specialist at Sydney eye Hospital said that wraparound glasses were the best for eye protection and children should be encouraged to wear them from the age of three or four.

悉尼眼科医院的一位专科医师说，宽边墨镜保护眼睛的效果最好，儿童从三四岁起就应该开始佩戴。

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Sunglasses that provide 99 to 100 percent UV-A and UV-B protection will greatly reduce eye damage from sun exposure.

对紫外线a和紫外线b提供99%至100%保护的太阳镜，会大大减少由于暴露于太阳下所造成的眼损伤。

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In a duffel bag, they found ear and eye protection, binoculars, numerous other paper targets and Lanza's NRA certificate.

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While the paint shop is as modern as any U.S. factory's, workers wearing respirators (but no eye protection) still use small paintbrushes, rather than automated tools, to slather sealant on critical weld spots.

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Look for sunglasses with an eye-sun protection factor (E-SPF) between 25 and 50, he said.

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