Fourth, anti-ultraviolet radiation.
畁第四，抗紫外线。
Exposing too much to ultraviolet radiation is not allowed.
切勿过度照射紫外线。
Ultraviolet radiation from the hot star powers the nebular glow.
热恒星的紫外辐射使星云发光。
"Ultraviolet radiation can neither be seen nor felt," the study noted.
“紫外辐射式看不到的也感觉不到的”，这项研究指出。
Sunburn is literally a burn on your skin. It is a burn from ultraviolet radiation.
从字面意思理解，晒伤就是皮肤上的灼伤，是来源于紫外线辐射的灼伤。
Sunburn is literally a burn on your skin. It is a burn from ultraviolet radiation.
从字面意思理解，晒伤就是皮肤上的灼伤，是来源于紫外线辐射的灼伤。
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