动词短语
中文翻译：在码头上自由
同义词：
['freeat the dock', 'free at the wharf']
例句：
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1. Thefishermen were free at the dockto catch their daily catch.
渔民们在码头上自由地捕捉他们的日常渔获。
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2.The boat was free at the dock forthe day.
那艘船在码头上免费过夜。
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3. The passengers were free at thedock to explore the city.
乘客们在码头上自由地探索这个城市。