名词中文翻译
中文翻译：点光源灯
同义词：
['point light', 'spotlight', 'beam light']
例句：
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1.The point source lamp illuminated the room with a warm glow.
点光源灯用温暖的光线照亮了房间。
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2. The engineer used a point source lamp to test the new circuitry.
工程师使用点光源灯来测试新的电路。
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3.In the dark, the point source lamp was the only source of light in the room.
在黑暗中，点光源灯是房间里唯一的光源。