light up
柯林斯詞典
1. PHRASAL VERB If you light something up or if it lights up, it becomes bright, usually when you shine light on it. 照亮; 變亮
...a keypad that lights up when you pick up the handset. …當(dāng)你拿起聽筒就變亮的撥號盤。
2. PHRASAL VERB If your face or your eyes light up, you suddenly look very surprised or happy. 露出吃驚的表情; 露出喜色
Sue's face lit up with surprise. 蘇的臉上露出驚訝的表情。
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