alert

音标[ә'lә:t] alert是什么意思、alert怎么读

alert英语解释

名词 alert:

  1. condition of heightened watchfulness or preparation for action同义词:qui vive
  2. a warning serves to make you more alert to danger同义词:alerting
  3. an automatic signal (usually a sound) warning of danger同义词:alarm, warning signal, alarum

动词 alert:

  1. warn or arouse to a sense of danger or call to a state of preparedness同义词:alarm

形容词 alert:

  1. very attentive or observant
  2. mentally responsive
  3. not unconscious; especially having become conscious同义词:awake
  4. (usually followed by `to') showing acute awareness; mentally perceptive同义词:alive, awake

alert例句

  1. Troops are on the alert against any possible aggression.军队戒备着可能的来犯。
  2. The alert leopard went up to a deer quietly.警觉的豹子静悄悄地走近一只鹿。
  3. Although he's over eighty his mind is still remarkably alert.他虽已年过八十,但头脑仍然十分机敏。
  4. An alert listener will have noticed the error.耳朵尖的人能听出这个错。

alert汉语翻译

a. 警觉的, 灵敏的, 留心的
n. 警报
vt. 使警觉, 通知, 使意识到
【法】 警报, 警戒状态, 警戒期间
相关词组:
to alert sb to the danger of...
to alert sb to the fact that...
on the alert

alert词型变化

动词过去式:alerted过去分词:alerted现在分词:alerting第三人称单数:alerts