名词 ultraviolet light:

1. radiation lying in the ultraviolet range; wave lengths shorter than light but longer than X rays

Ultraviolet PD紫外探测器ultravioletadj.紫外线的n.紫外线ultraviolet-visual transmittance spectrum紫外-可见光谱ultraviolet blood irradiation andoxygenation紫外线照射充氧自血回输Ultraviolet photocatalytic oxidation process光催化氧化ultraviolet absorption analytical instrument紫外吸收式分析仪器ultraviolet spectrophotometric determination紫外(线)分光光度测度法Ultraviolet blood irradiation and oxygenation紫外线照射充氧自血回输疗法ultraviolet-visible absorption spectroscopy紫外－可见分光光度法ultraviolet-visible photocatalytic activity紫外-可见光催化活性Ultraviolet absorbing and screening properties紫外阻隔性能ultraviolet detection with variable wavelength可变波长紫外检测

1. Under ultraviolet rays, oxygen is photolysis, thus producing ozone.
   空气中氧气在紫外光的照射下，发生光解作用，产生臭氧。
2. When a gene is active in a particular cell type, the spot lights up under UV.
   当一种基因在某一类细胞中具有活性的时候，这一点在紫外光的照射下就会亮起来。