| 单词 | light up (something) | 
| 释义 | light up (something)idiom1   : to provide light for (something) : to fill (something) with light  light a room up Fireworks lit up the sky.—often used figuratively  A smile lights up her whole face.Her smile lights up the room. 2   : to cause (something) to burn  She lit up a cigarette. | 
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