rollback

英 [ˈrəʊlbæk]

美 [ˈroʊlbæk]

n.  (价格或工资等的)下跌，回落; (情形、法律等的)回复，恢复

电力

COCA.20628

牛津词典

noun

• （价格或工资等的）下跌，回落
  a reduction in a price or in pay, to a past level
• （情形、法律等的）回复，恢复
  the act of changing a situation, law, etc. back to what it was before

柯林斯词典

• N-COUNT 回落;回降;倒退;恢复
  Arollbackis a reduction in price or some other change that makes something like it was before.
  1. Silber says the tax rollback would decimate basic services for the needy...
     西尔伯说税收的回落可能会大大减少为贫困人口提供的基本服务。
  2. The rollback of reform is already putting off private western investors.
     改革开倒车已经让西方的个体投资商心生疑虑。

英英释义

noun

• reducing prices back to some earlier level
• the act of forcing the enemy to withdraw
  Synonym:push back

双语例句

• Transactions that ensure data integrity by supporting commit and rollback when packages perform multiple operations.
  事务，在执行多个操作时支持提交和回滚，从而可确保数据的完整性。
• If she is not authorized, an error is raised and the transaction is marked for rollback.
  如果她没有经过授权，那么出现一个错误，事务被标记为回滚。
• This feature enables applications to rollback a transaction to a predetermined marker.
  该特性使应用程序能够将事务回滚到一个预先确定的标记。
• Any copy of a transaction object can initiate the rollback of the transaction by calling this method.
  事务对象的任何副本都可以通过调用此方法启动事务的回滚。
• Frees transactions if transaction rollback for other than an XA rollback.
  如果是除XA回滚以外的其他事务回滚，则释放事务。
• So COMMIT and ROLLBACK statements are important building blocks of a transaction implementation.
  因此COMMIT和ROLLBACK语句是事务实现的重要构建块。
• The rollback of reform is already putting off private western investors.
  改革开倒车已经让西方的个体投资商心生疑虑。
• An error is encountered in this log, so a rollback begins.
  日志中遇到错误，因此开始回滚。
• You can commit or rollback transactions.
  可以提交或者回滚事务。
• When and where should you specify the transaction rollback directives?
  您应该在何时何种情况下指定事务回滚指令？