动词
中文翻译：使明亮
同义词：
['lighten', 'brighten', 'shine', "radiate例句：1. The sun's rays are brightening the sky.（太阳的光线正在使天空变亮。）"]
例句：
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1. The sun's rays are brightening the sky.
太阳的光线正在使天空变亮。
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2. The room was dimly lit by the single light bulb.
房间只有一盏灯，所以很暗。
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3.The new paint job has brightened up the old house.
新的油漆工作让这所旧房子焕然一新。