roll back

英 [rəʊl bæk]

美 [roʊl bæk]

逐渐减少; 逐步结束; 降低，削减（价格、税收、收益等）

计算机

柯林斯词典

• See also:Environmentalists regard these moves as the government taking advantage of the national mood to roll back protective measures...Most major political reforms of the past five years would be rolled back.rollback
• PHRASAL VERB 降低，削减（价格、税收、收益等）
  Toroll backprices, taxes, or benefits means to reduce them.
  1. One provision of the law was to roll back taxes to the 1975 level.
     这部法律其中一项条款是将税收降低到1975年的水平。

双语例句

• The logical-log records are used to roll back transactions, recover from system failures, and so on.
  逻辑日志记录用于事务回滚、系统故障恢复等等。
• We are now engaged in diplomatic efforts to roll back this development.
  我们目前正为扭转这一变化而进行外交努力。
• Are you sure you would like to roll back to the previous driver?
  您确实要回滚到上一个驱动程序吗？
• This will include counts of blocks read from the rollback segment in order to roll back a block.
  为了回滚一个块，这将包括从回滚段读取的块的数目。
• The developer must specify where and when to roll back a transaction when a checked exception occurs.
  开发人员必须指定出现异常时在何处以及何时回滚事务。
• The original file system must be unmounted before executing the roll back.
  在执行回滚之前，必须卸载原始文件系统。
• More important, when should the transaction roll back the work?
  更重要的是，事务应何时回滚工作？
• Versioning helps comparing different versions of the schema and the developer can roll back and forth the changes performed.
  版本控制有助于比较schema的不同版本，开发者可以对已进行的变更进行回退和重做处理。
• The internal transaction you are attempting to roll back has not started.
  您正试图回滚的内部事务尚未开始。
• If desired, you can roll back to the prior state simply by clicking a button.
  如果需要的话，您只需单击按钮就可以回滚到先前的状态。