动词短语
中文翻译：来回移动
同义词：
['back and forth', 'back and forth between', 'back and forth over', 'back and forth between...']
例句：
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1. She backed and forth in the kitchen, trying to decide what to cook for dinner.
她在厨房来回走动，试图决定晚餐要做什么。
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2. The team backed and forth between training and resting, trying to improve their performance.
队伍在训练和休息之间来回奔波，试图提高他们的表现。
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3.He backed and forth over the issue of whether or not to go ahead with the project.
他反复思考是否继续推进这个项目的问题。