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单词
laser
释义
laser
/
ˈleɪzə(r)
/
noun
[
countable
]
a device that produces a very strong line of controlled light (a
ray
) that can be used as a tool
激光器
◆
a laser beam
激光光束
◆
The holes in the metal are cut with a laser.
用激光切割金属孔。
◆
a laser bar-code reader
激光条码阅读器
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更新时间:2025/1/22 18:01:03