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。 - That would violate the XA contract because you could not roll back the XA transaction.
那会破坏XA的规矩，因为你会无法回滚XA事务。 - 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。 - 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。 - 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？ - 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。 - As the waves roll back, more and more sand can be seen.
海浪退下时，露出的沙滩会越来越多。 - 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 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。 - More important, when should the transaction roll back the work?
更重要的是，事务应何时回滚工作？