laser
C1英 /ˈleɪzə(r)/美 /ˈleɪzər/
释义
noun
激光
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.
“a laser beam”
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a laser beam
激光
laser· 激光
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