ultraviolet

英 [ˌʌltrəˈvaɪələt]

美 [ˌʌltrəˈvaɪələt]

adj.  紫外线的; 利用紫外线的
n.  紫外线辐射; 紫外光

CET6考研TOEFLIELTSTEM8化学

Collins.1 / BNC.17084 / COCA.9521

牛津词典

adj.

• 紫外线的；利用紫外线的
  of or using electromagnetic waves that are just shorter than those of violet light in the spectrum and that cannot be seen
  1. ultraviolet rays (= that cause the skin to go darker)
     紫外线
  2. an ultraviolet lamp
     紫外线灯

柯林斯词典

• ADJ 紫外的；紫外线的
  Ultravioletlight or radiation is what causes your skin to become darker in colour after you have been in sunlight. In large amounts ultraviolet light is harmful.
  1. The sun's ultraviolet rays are responsible for both tanning and burning.
     阳光中的紫外线是皮肤晒黑和灼伤的根源。

英英释义

noun

• radiation lying in the ultraviolet range
  Synonym:ultraviolet radiationultraviolet lightultraviolet illuminationUV

adj

• having or employing wavelengths shorter than light but longer than X-rays
  1. ultraviolet radiation
  2. an ultraviolet lamp

双语例句

• It screens out lethal ultraviolet and X-rays from the sun.
  它阻挡了来自太阳的致命的紫外线和x射线。
• Ozone is produced by the reaction between oxygen and ultraviolet light
  臭氧由氧气和紫外线发生反应而产生。
• The ozone layer surrounding the earth protects our skin from being hurt by the ultraviolet rays.
  围绕地球的臭氧层保护着我们的皮肤免受紫外线的伤害。
• Electromagnetic radiation is optical light, infrared, ultraviolet, radio, x-rays, gamma rays.
  电磁辐射是，光学光线，红外线，紫外光，无线电x光，和伽马射线。
• In addition to the light that's visible to us, the sun also radiates ultraviolet and infrared light.
  除了可见光，太阳的辐射还包含紫外线和红外线。
• Ultraviolet ( UV) warning theory and configuration of UV warning system were introduced.
  介绍了紫外告警原理及紫外告警系统的结构组成。
• A great deal is now known about the kinds of damage produced in the DNA by ultraviolet radiations, to a lesser extent, by ionizing radiations.
  目前已经知道很多关于由紫外线辐射以及在较小程度上由电离辐射引起dna损伤的种类。
• Absorbent material usually pulls in ultraviolet and visible light-but this new material also captures infrared and far infrared light.
  吸收性材料通常只能吸收紫外线和可见光&但这种新材料还能够吸收红外和远红外光线。
• Resisting climate ageing and chemic corrosion, resisting ultraviolet radiation and polluted circumstance;
  耐气候老化和化学腐蚀，抗户外紫外线照射和环境污染；
• The effect of vacuum ultraviolet radiation to surface modification was initially described.
  初步探讨了真空紫外辐射对表面改性的影响；