名词
中文翻译：Unknown
同义词：
['laser', 'light beam', 'beam']
例句：
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1.The laser scanner can quickly scan the entire room.
激光扫描仪可以快速扫描整个房间。
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2.The laser beam was shining brightly in the dark room.
激光束在黑暗的房间中闪烁着明亮的光芒。
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3. The laser beam was used to cut through the thick steel plate.
激光束被用来切割厚厚的钢板。