V2EX high alert

High Alert

释义 Definition

high alert高度警戒/高度戒备(指因潜在危险、威胁或紧急情况而处于特别警惕的状态)。也可作 on high alert(处于高度戒备中)。

发音 Pronunciation (IPA)

/ha lt/

例句 Examples

The police are on high alert after the storm.
暴风雨过后,警方处于高度戒备状态。

Hospitals were placed on high alert as officials warned of a possible outbreak spreading across the region.
由于官员警告可能出现并在该地区扩散的疫情,各医院被置于高度警戒状态。

词源 Etymology

alert 源自意大利语 all’erta,意为“在高处/警戒位置上”,后来引申为“警觉、警报”。high alert 中的 high 强调警戒等级“更高、更严”,常见于军事、安保、公共卫生与应急语境。

相关词 Related Words

文学作品 Notable Literary Works

  • The Hunt for Red October(Tom Clancy):常见与军事行动、战备状态相关的表达(包括“on alert/alert status”等语汇,与“high alert”同一语域)。
  • The Andromeda Strain(Michael Crichton):涉及生物安全与应急响应场景,常出现“alert/maximum alert”等警戒语汇,与“high alert”的使用环境高度一致。
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