动词
中文翻译：回滚
同义词：
['undo', 'reverse', 'retract']
例句：
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1.The company has decided to rollback the new policy immediately.
公司决定立即撤销新政策。
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2. The manager rolled back the decision made by his team.
经理撤销了团队做出的决定。
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3. The company needs to rollback the changes made to its website.
公司需要撤销对其网站所做的更改。