警报的英文：
alert

参考例句：
  • sound off quarters
    鸣鼓收兵|暂停战斗|解除战斗警报
  • Dual moisture detection probes to eliminate false alarms
    双重防潮保护的探针能够避免警报失灵或误报
  • An automatic sensing device that activates an alarm or extinguisher in case of fire.
    火灾自动警报或灭火器在火灾时激活警报或灭火器的自动测向装置。
  • In computer security a manually operated switch or device that activates an alarm.
    计算机安全学中，指手工操纵的能发生警报的开关或设备。
  • The months passed and the nation was convulsed by alarms of war with Germany and a great debate over preparedness.
    几个月过去了，对德战争警报频传，全国为之骚然，并为备战问题展开大辨论。
  • Suddenly the combat alert sounded.
    突然战斗警报响了。
  • Pull Cord for Attention
    紧急情况请拉警报
  • (b)apparatus that gives such a warning
    警报器;警报装置
  • Please Ring for Attention
    紧急情况请按警报
  • "Do not enter, alarm operating"
    装有警报,请勿入内。
alert是什么意思：
adj. 警觉的；思维敏捷的
v. 向…报警；使警觉，使意识到
n. 警戒，警惕；警报
  • Suddenly the combat alert sounded.
    突然战斗警报响了。
  • conflict alert (CA)
    碰撞警告
  • She was very brisk and alert.
    她完全是一副干脆利落、精神抖擞的神情。
  • They have put the army on the alert.
    他们已使军队进入戒备状态。
  • Don't alert the enemy.
    不要惊动敌人。

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