n. an acronym for light amplification by stimulated emission of radiation; an optical device that produces an intense monochromatic beam of coherent light
n. 激光
[计] 激光器
1. The doctor used a laser to perform the eye surgery.
医生使用激光进行眼部手术。
2. Laser printers produce high-quality text and images.
激光打印机可以打印出高质量的文本和图像。
3. Scientists are researching new uses for lasers in communication.
科学家正在研究激光在通信中的新用途。