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1. Oxford Dictionary

   laser

   • IPA[ˈleɪzə]

   英式

   • n.
     a device that generates an intense beam of coherent monochromatic light (or other electromagnetic radiation) by stimulated emission of photons from excited atoms or molecules. Lasers are used in drilling and cutting, alignment and guidance, and in surgery; the optical properties are exploited in holography, reading barcodes, and in recording and playing compact discs.
   • v.
     treat or remove (something) using a laser, especially as part of a surgical procedure

   • verb: laser, 3rd person present: lasers, gerund or present participle: lasering, past tense: lasered, past participle: lasered

   • noun: laser, plural noun: lasers

2. • 釋義
   • 相關詞

   n.

   名詞

   • 1. a device that generates an intense beam of coherent monochromatic light (or other electromagnetic radiation) by stimulated emission of photons from excited atoms or molecules. Lasers are used in drilling and cutting, alignment and guidance, and in surgery; the optical properties are exploited in holography, reading barcodes, and in recording and playing compact discs.

   v.

   動詞

   • 1. treat or remove (something) using a laser, especially as part of a surgical procedure she had her eyes lasered so she could ditch her glasses he has had tattoos lasered off his chest

   laser gun

   • n.
     a handheld device incorporating a laser beam, used for reading a barcode or for determining the ...

   Oxford Dictionary

   laser gun

   • n.
     a handheld device incorporating a laser beam, used typically for reading a bar code or for ...

   Oxford American Dictionary

   laser therapy

   • n.
     the use of lasers in surgery and other medical or cosmetic treatment: it is expected that one quarter of the unscreened patients will need laser therapy

   Oxford American Dictionary

   laser beam

   • n.
     a narrow, intense beam of light produced by a laser: the laser beam was only about as wide as a human hair

   Oxford American Dictionary

   laser show

   • n.
     a spectacle of colored laser lights that move and change: there will also be a laser show along with the fireworks

   Oxford American Dictionary

   laser treatment

   • n.
     the use of lasers in cosmetic or medical care: reduced vision can usually be corrected by laser treatment

   Oxford American Dictionary

   laser therapy

   • n.
     the use of lasers in surgery and other medical or cosmetic treatment: patients receiving laser therapy had significantly lower symptom scores

   Oxford Dictionary

   laser tag

   • n.
     a game in which players use toy guns to shoot infrared beams at each other while wearing ... Kevin and Michael spent an enjoyable afternoon at Laser World playing laser tag

   Oxford Dictionary

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3. • 更多解釋

   laser

   • IPA[ˈlāzər]

   美式

   • n.
     a device that generates an intense beam of coherent monochromatic light (or other ...
   • v.
     treat or remove (something) using a laser, especially as part of surgery: he has had tattoos lasered off his chest I've got to get my eyes lasered again

   Oxford American Dictionary