常見例句雙語例句At the heart of this magic is the ability to undo and redo.這個魔法的中心是撤銷和重做的能力。Sometimes, multi-level undo and redo is supported: this can be very useful but confusing.有時,多級撤銷和重復(fù)命令是很有用但又令人困擾的功能。Commands can be used to validate the user's interaction, and to provide undo and redo support.命令可用來驗證用戶的交互,并且提供撤銷和重做支持。權(quán)威例句If that happened, you could undo the conversion and then redo it at the lower asset value, meaning a lower tax bill.FORBES: Obama Tax Deal Would Sweeten Roth Conversions 返回 undo and redo