Apedia

Laser Beam Light Surgery Noun N Count 可数名词 激光

This flashcard defines 'laser' as a device that produces a concentrated beam of light used for various technical and medical applications, or the beam of light itself. It is also referred to as a laser instrument.

英语和中文

word laser
content jEPoK/1xFvkT+4I2iOf8Ea/V2GJqybtBwK0TdqnwjRRlVhUkLSUZDkT0+GQbItNTHEVZ+9zJTLmDUDEttRmYHsLeZSUUKx0+bgOIqvxuIVHs8mrBNraqLIu+P6rQA8guTTrFhL8P9hGLYYufxSZZKngy5OIyDPcA36NT0j7oXk4=
Collins
laser ★★☆☆☆
/le͟ɪzə(r)/
1
[N-COUNT 可数名词]激光 A laser is a narrow beam of concentrated light produced by a special machine. It is used for cutting very hard materials, and in many technical fields such as surgery and telecommunications.
  • ...new laser technology...

    新的激光技术

  • Researchers realised that a tunable laser beam might be useful in surgery.

    研究人员意识到,可调谐激光束也许可以用在外科手术中。

2
[N-COUNT 可数名词]激光器 A laser is a machine that produces a laser beam.
  • ...the first-ever laser, built in 1960.

    有史以来第一台激光器,于1960年制造


Oxford laser / ˈleɪzə(r) ; NAmE ˈleɪzər / noun a device that gives out light in which all the waves oscillate (= change direction and strength)together, typically producing a powerful beam of light that can be used for cutting metal, in medical operations, etc. 激光器;镭射器 a laser beam 激光束 a laser navigation device 激光导航装置 The barcodes on the products are read by lasers. 产品上的条码是用激光读取的。 a laser show (= lasersused as entertainment) 激光表演 She's had laser surgeryon her eye. 她做了眼部激光手术。 laser lasers laser / ˈleɪzə(r) ; NAmE ˈleɪzər /
LDC
laserla‧ser /ˈleɪzə $ -ər/ ●●○ noun [countable]
Word Origin
word sets
Collocations
1a piece of equipment that produces a powerful narrow beam of light that can be used in medical operations, to cut metals, or to make patterns of light for entertainment:  laser surgery2a beam of light produced by a laser
WDF

laser

[ˈleɪzə(r)]
原型:laser 是 lase 的比较级
CET4CET6TEM4考研TOEFL
n3926
7766
665
1231
2722
931
2217
NOUN3121
378608
VERB52702
686

Spoken:

32599602
lasers[1651]
激光(98%),镭射(2%)
n.激光
n.(Laser)人名;(德)拉泽

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