热恒星的紫外辐射使星云发光。
Ultraviolet radiation from the hot star powers the nebular glow.
日光浴浴床产生的紫外辐射也很高。
“紫外辐射式看不到的也感觉不到的”，这项研究指出。
"Ultraviolet radiation can neither be seen nor felt," the study noted.
还有证据表明，紫外线辐射可降低免疫系统的有效性。
There is also evidence that UV radiation reduces the effectiveness of the immune system.
50%至90%的皮肤癌是由紫外线辐射造成的。
Between 50% and 90% of skin cancers are due to UV radiation.
太阳镜应该阻挡99- 100%的紫外线或的辐射。
请记住-这是紫外线辐射，必须谨慎使用它时。
Please remember - this is ultra-violet radiation, and care must be taken when using it.
保护军事装备、设施、人员等不受太阳的热辐射和紫外线辐射。
Protect military equipments, facilities and people from heat and UV 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。
Sunburn is literally a burn on your skin. It is a burn from ultraviolet radiation.
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