laser中文什么意思

[ 'leizə ]发音:   用"laser"造句
n.
镭射激光,受激发射光,激光;莱塞;激光器,光激射器 ( = light amplification by stimulated emission of radiation) 〔由以上各词首字母组成的缩略词〕。 a laser space-to-ground voice link 镭射空对地通话联系。 glass laser 玻璃镭射器。
-ing = lasing.
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例句与用法

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  1. Lasers can also be used to purify materials .
    激光还可以用于材料提纯。
  2. Laser beams may cauterize and heal ulcers .
    激光束可以烧灼和愈合溃疡。
  3. All rays leaving the laser are in phase .
    由激光发射出的光线都是同位的。
  4. Laser beams are also used in surgery .
    激光束还可用于外科手术。
  5. How does a laser beam vaporize steel ?
    激光束是怎样使钢气化的?

英文释义

名词
  1. an acronym for light amplification by stimulated emission of radiation; an optical device that produces an intense monochromatic beam of coherent light
    同义词:optical maser

百科释义

A laser is a device that emits light (electromagnetic radiation) through a process of optical amplification based on the stimulated emission of photons. The term "laser" originated as an acronym for Light Amplification by Stimulated Emission of Radiation.
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