动词短语
中文翻译：撤销
同义词：
['undo', 'reverse', 'retract', 'roll back']
例句：
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1. The company decided to roll back its previous investment decision.
公司决定撤销之前的投资决策。
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2. The government rolled back the ban on smoking in public places.
政府撤销了公共场所禁烟的规定。
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3. The team manager rolled back the player's suspension due to an injury.
由于受伤，球队经理撤销了球员的停赛处罚。