red alert

英 [ˌred əˈlɜːt]

美 [ˌred əˈlɜːrt]

n.  紧急戒备状态; 紧急警报

牛津词典

noun

• 紧急戒备状态；紧急警报
  a situation in which you are prepared for sth dangerous to happen; a warning of this
  1. Following the bomb blast, local hospitals have been put on red alert .
     炸弹爆炸之后，当地医院一直处于戒备状态。

柯林斯词典

• N-VAR 红色警报;红色预警;紧急状态
  If a hospital, a police force, or a military force ison red alert, they have been warned that there may be an emergency, so they can be ready to deal with it.
  1. All the Plymouth hospitals are on red alert...
     普利茅斯所有的医院都处于紧急状态之中。
  2. Sirens sounded an end to the red alert.
     警报声宣告了红色预警的结束。

英英释义

noun

• the highest level of alert when an attack by the enemy seems imminent (or more generally a state of alert resulting from imminent danger)

双语例句

• The British prime minister and the US president had to be woken up, and NATO was put on red alert.
  英国首相和美国总统都被属员叫醒了。北约实行紧急戒备。
• China issued red alert Monday, the highest possible warning for forest fires.
  周一，中国拉响了红色预警，这是对森林火灾的最高预警。
• All the Plymouth hospitals are on red alert
  普利茅斯所有的医院都处于紧急状态之中。
• According to the new warning system introduced in October, the government should issue a red alert when the volume of fine pollutants in the air is forecast to exceed 300 micrograms per cubic metre for three consecutive days.
  根据去年10月发布的新的预警机制，若预期空气中的微小污染物含量将连续三天超过每立方米300微克，政府就应当发布红色预警。
• Security forces have been placed on a state of "red alert" nationwide.
  随后安全部队迅速安置到全国各地的红色警戒区。
• A battalion of combat-hardened public-relations officers stood on red alert twenty-four hours a day.
  一营久经战阵的新闻发布官也接到命令，二十四小时都处于紧急戒备状态。
• Do you notice the red alert?
  你注意到空袭的紧急警报了吗？
• If the people embarrassment, but also accompanied by burning, itching, swelling, may be a red alert is sounded myself.
  如果气色好的让人尴尬，还伴随着灼热，发痒，红肿，可就是拉响了红色警报喽。
• The army was on red alert against the possibility of an attack.
  为防可能被袭击，部队处于紧急状态。
• If an incorrect value is entered, the label will become red to alert the user of a validation error.
  如果输入不正确的值，标签将变成红色，警告用户验证错误。