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
- 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。 - You can even change the value of a field, or delete or insert an entire row on this page, and then commit or roll back the changes that you have made!
还可以更改字段的值，或在该页面中删除或插入整行，然后提交或回滚恢复所进行的更改！ - 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。 - You can stop the process and roll back the whole transaction by clicking stop and then cancel.
通过单击“停止”，然后单击“取消”，可以停止该过程并回滚整个事务。 - More important, when should the transaction roll back the work?
更重要的是，事务应何时回滚工作？ - 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。 - 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。 - 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。 - You can only roll back one version level at a time.
每次只能回滚一个版本级别。 - 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。