动词短语
中文翻译：来回走动
同义词：
['go round and round', 'goback and forth']
例句：
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1.The students are coming to the classroom tohave a meeting.
学生们正在来教室开会。
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2.She went home to get her coat beforegoing out.
她回家去拿外套，然后出门。
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3. They came back from their tripwith stories to tell.
他们从旅行回来后带着故事要讲。