The sun's ultraviolet rays are responsible for both tanning and burning. 阳光中的紫外线(UV)是皮肤晒黑和灼伤的根源。
Ozone is produced by the reaction between oxygen and ultraviolet light 臭氧由氧气和紫外线(UV)发生反应而产生。
Ozone is best known for its role in screening the Earth from harmful ultraviolet rays from the Sun 臭氧最广为人知的作用是保护地球免受太阳紫外线(UV)的伤害。
The Pioneer probes have on board ultraviolet instruments which are measuring light that we can't measure on the earth. “先驱者号”太空探测器上装有紫外线(UV)仪器,能够对在地球上探测不到的光进行测量。
The container is invisible until you shine an ultraviolet light on it 那个柜子只有用紫外线(UV)照射才可以看见。