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

• The system is equipped with an ultraviolet lamp and a halogen lamp that produces near-infrared light.
  该系统还有一个紫外线台灯和能够产生近红外光的卤素灯。
• Ultraviolet and infrared radiation spectroscopy technologies help to monitor trace gases in the atmosphere.
  雷达和光谱技术帮助科学家追踪到大气中污染物的成分和含量。
• This is the energy of an ultraviolet photon, a "large" energy on the atomic scale.
  这是一个紫外光子的能量，在原子尺度上，它是一个“大”能量。
• 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；
• By using ultraviolet ( UV) imprint technology, the replication of micro-structure diffraction grating is studied.
  研究了利用紫外压印技术复制微结构光栅的方法。
• The thermal radiation of shorter wavelengths than the visible are called ultraviolet.
  波长短于可见光的辐射称紫外线。
• 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仪器，能够对在地球上探测不到的光进行测量。
• Zero pollution, no ultraviolet radiation, without infrared and thermal radiation.
  零污染，无紫外线，无红外线和热辐射。
• Halogens also have the necessary absorption in the ultraviolet and rapid dissociation.
  卤素也具有吸收紫外线和分解快这两种特性。
• Explosions of the sunspots result in stronger ultraviolet radiation.
  太阳黑子的爆炸性增强了紫外线的辐射。