V2EX alert

Alert

定义 Definition

alert(形容词/名词/动词):常指“警觉的;警报;使警觉/发出警报”。最常见用法是形容词,表示对潜在危险或变化“保持警惕、反应迅速”。

发音 Pronunciation (IPA)

/lt/

例句 Examples

She stayed alert during the night. 她整晚都保持警觉。

The system will alert the staff if the temperature rises too quickly. 如果温度上升过快,系统会提醒工作人员。

词源 Etymology

“alert”源自法语 alerte,与“警戒、警报”的含义有关,历史上常用于军事语境,表示“处于戒备状态”。后来词义扩展到日常生活中对风险、变化的“警觉”以及系统“发出提醒/警报”。

相关词 Related Words

文学作品 Literary Works

  • The Adventures of Sherlock Holmes(Arthur Conan Doyle):侦探叙事中常用“alert/alertness”描写对细节的警觉与敏锐。
  • Treasure Island(Robert Louis Stevenson):冒险场景中常出现与“保持警惕、提防危险”相关的用词,包括“alert”等表达。
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