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）
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.- 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。
- One provision of the law was to roll back taxes to the 1975 level.
双语例句
- If you make a mistake, you can roll back to the copies that you create in this step.
如果您执行了错误操作，则可回滚到本步骤中创建的备份。 - More important, when should the transaction roll back the work?
更重要的是，事务应何时回滚工作？ - You can only roll back one version level at a time.
每次只能回滚一个版本级别。 - 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。 - Specifies when to roll back incomplete transactions when the database is transitioned from one state to another.
指定当数据库从一种状态转换到另一种状态时，何时回滚未完成的事务。 - 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。 - 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。 - 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。 - Before issuing the COMMIT, you could roll back the work using the ROLLBACK statement.
在发出COMMIT之前，可以使用ROLLBACK语句回滚工作。 - 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。