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单词 zero hour
释义

Definition of zero hour in English:

zero hour

noun
  • The time at which a planned operation, typically a military one, is set to begin.

    Example sentencesExamples
    • Accompanied by your other three team members, you begin at zero hour of the Clone Wars.
    • As zero hour approached, Spanish-language radio stations broadcast appeals for all able-bodied Cuban-Americans to help.
    • A few minor adjustments were made to the presentation plan, and we set 3 o'clock as zero hour.
    • Nervy to begin with, he came close to panic as zero hour approached.
    • ‘Tomorrow is zero hour,’ said one of the messages.
    Synonyms
    the appointed time, the appointed hour, the crucial moment, the vital moment, the critical moment, the moment of truth, the point/moment of decision, the Rubicon, the critical point, the crux
    informal the crunch

Origin

First World War: from zero + hour.

 
 

Definition of zero hour in US English:

zero hour

nounˈzɪroʊ ˌaʊ(ə)r
  • The time at which a planned operation, typically a military one, is set to begin.

    Example sentencesExamples
    • As zero hour approached, Spanish-language radio stations broadcast appeals for all able-bodied Cuban-Americans to help.
    • Accompanied by your other three team members, you begin at zero hour of the Clone Wars.
    • ‘Tomorrow is zero hour,’ said one of the messages.
    • A few minor adjustments were made to the presentation plan, and we set 3 o'clock as zero hour.
    • Nervy to begin with, he came close to panic as zero hour approached.
    Synonyms
    the appointed time, the appointed hour, the crucial moment, the vital moment, the critical moment, the moment of truth, the moment of decision, the point of decision, the rubicon, the critical point, the crux

Origin

First World War: from zero + hour.

 
 
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更新时间:2024/12/23 18:37:12