动词短语
中文翻译：起床
同义词：
['get up', 'wake up', 'rise up']
例句：
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1. I need to be up early tomorrow for a meeting.
我明天早上需要早起去开会。
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2. She was up late last night because she had a late exam.
她昨晚熬夜了，因为考试很晚。
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3. The baby is just starting to be up on his own.
宝宝刚刚开始学会自己坐起来。