説明中心

undo

[ˌʌnˈduː]

undo Definition

  • 1cancel or reverse the effects or results of a previous action or operation
  • 2cause something that has been done to be no longer in existence

Using undo: Examples

Take a moment to familiarize yourself with how "undo" can be used in various situations through the following examples!

  • Example

    I wish I could undo all the mistakes I made.

  • Example

    The software allows you to undo your last action.

  • Example

    The damage was irreversible and could not be undone.

  • Example

    He tried to undo the knot, but it was too tight.

undo Synonyms and Antonyms

Antonyms for undo

Phrases with undo

  • repair or reverse the negative effects of something

    Example

    It will take years to undo the damage caused by the oil spill.

  • a feature in software applications that allows users to reverse their last action

    Example

    If you make a mistake, just click the undo button to fix it.

  • change or erase events or actions that have already happened

    Example

    I wish I could undo the past and make different choices.

Origins of undo

from Old English 'undon', meaning 'to unfasten'

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Summary: undo in Brief

'Undo' [ˌʌnˈduː] is a verb that means to cancel or reverse the effects of a previous action or operation. It can also mean to cause something that has been done to be no longer in existence. Examples include 'The software allows you to undo your last action,' and 'He tried to undo the knot, but it was too tight.' Phrases like 'undo the damage' and 'undo button' are common.

How do native speakers use this expression?