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  1. alert

    • IPA[əˈləːt]

    英式

    • adj.
      quick to notice any unusual and potentially dangerous or difficult circumstances; vigilant;able to think clearly; intellectually active
    • n.
      the state of being watchful for possible danger;an announcement or signal warning of danger
    • v.
      warn (someone) of a danger or problem
    • verb: alert, 3rd person present: alerts, gerund or present participle: alerting, past tense: alerted, past participle: alerted

    • noun: alert, plural noun: alerts

    • 釋義
    • 相關詞

    形容詞

    名詞

    動詞

    • 1. warn (someone) of a danger or problem he alerted people to the dangers of smoking police were alerted after three men drove away without paying
    • n.
      (in a discussion or review of a film, book, television drama, etc.) a warning that an important ... the third season ended (spoiler alert if you don't want to know) with the intervention of a ‘lady in red’

    Oxford American Dictionary

    • n.
      an emergency response system that disseminates information about a missing person (usually a ... our state's AMBER Alert became operational last September

    Oxford American Dictionary

    • n.
      an emergency response system that disseminates information about a missing person (usually a ... our state's AMBER Alert became operational last September

    Oxford Dictionary

    • n.
      (in a discussion or review of a film, book, television drama, etc.) a warning that an important ... the third season ended (spoiler alert if you don't want to know) with the intervention of a ‘lady in red’

    Oxford Dictionary

    • ph.
      vigilant and prepared

    Oxford American Dictionary

    • 更多解釋
    • IPA[əˈlərt]

    美式

    • adj.
      quick to notice any unusual and potentially dangerous or difficult circumstances; vigilant: an alert police officer discovered a truck full of explosives schools need to be constantly alert to this problem
    • n.
      the state of being watchful for possible danger: security forces were placed on alert
    • v.
      warn (someone) of a danger, threat, or problem, typically with the intention of having it ... he alerted people to the dangers of smoking police were alerted after three men drove away without paying

    Oxford American Dictionary