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

• 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 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。
• 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。
• Environmentalists regard these moves as the government taking advantage of the national mood to roll back protective measures
  环保主义者认为这些是政府利用国民情绪来减少保护措施的举措。
• If the device fails after updating the driver, roll back to the previously installed driver.
  如果该设备在更新驱动器时失败，请回滚到以前安装的驱动程序。
• 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。
• In this case, the RM generally does most of the work to commit or roll back the transaction.
  在这种情况下，RM通常执行提交或回滚事务所需的大部分工作。
• The RESTART DATABASE command uses active logs to roll back changes that are not yet committed.
  RESTARTDATABASE命令使用活动日志对尚未提交的更改进行回滚。
• 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。
• I actually did have to roll back the server migration from my first example because of time.
  对于第一个示例，由于时间的原因，我实际上不得不回退了服务器迁移操作。