英语词汇“ruby laser”是什么意思，“ruby laser”的读音、用法及例句翻译-烛光网

词汇	ruby laser
释义	ruby lasern.（名词） A laser that uses a ruby crystal to produce an intense, narrow beam of coherent red light, used in light-transmission communication and for localized heating.红宝石激光器：用红宝石晶体发出密集的连贯的红色细光线的一种激光器，用于炮线传播交流和局部加热
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