名词
中文翻译：光亮度
同义词：
['luminous', 'illumination', 'illumination intensity']
例句：
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1. The new street lamps have greatly improved the illuminance of the area.
新的街灯大大提高了该地区的照明度。
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2. The scientist used a special device to measure the illuminance of the room.
科学家使用一种特殊设备来测量房间的照明强度。
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3. The illuminance of the moonlight was so faint that it barely illuminated the path ahead.
月光的照明强度非常微弱，几乎无法照亮前方的道路。