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TOEFL IELTS BNC: 4841 COCA: 3896
laser
lzəʳ ˈleɪzər
Word forms: plural lasers
1 N-COUNT 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. 激光
  • ...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 激光器 A laser is a machine that produces a laser beam. 激光器
  • ...the first-ever laser, built in 1960.

    有史以来第一台激光器,于1960年制造

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TOEFL IELTS BNC: 4841 COCA: 3896
laser

noun

ADJECTIVE | VERB + LASER | LASER + NOUN ADJECTIVEpowerful強激光infrared紅外激光VERB + LASERuse使用激光aim, fire, shoot用激光瞄準;發射激光;射出激光LASER + NOUNbeam, blast, light, ray激光束;激光衝擊波;激光;激光射線printer, scanner激光打印機/掃描儀gun激光槍pointer激光指示器surgery, therapy, treatment激光手術;激光治療
TOEFL IELTS BNC: 4841 COCA: 3896
TOEFL IELTS BNC: 4841 COCA: 3896
laser
Medical equipment: catheter, defibrillator, drain...

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