名词
中文翻译：亮度
同义词：
['brightness', 'luminosity', 'illumination']
例句：
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1. Thesun's brightness is a reminder of its power.
太阳的亮度提醒了它的威力。
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2. The new LED light bulb has a much higher brightness than the old one.
新型LED灯泡的亮度远高于旧型。
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3.The room was bathed in the warm glow of the streetlights.
房间被街灯温暖的光辉所笼罩。