alert中文什么意思

adj.
1.警惕的，警觉的。
2.机警的，机灵的。n.
1.警戒；警报。
+更多解释...2. 警戒期间。
3.【军事】紧急待命。
短语和例子
No. one alert 一级战备。 On the alert 警惕，提防。vt.
使警戒。 The troops were alerted. 部队在待命中。adv.
-ly ,-ness n.

• alert for:    优先号码组
• be alert to:    对…警觉; 对…警惕; 警觉
• be on the alert:    保持警惕; 处于戒备状态

例句与用法

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1. She was very brisk and alert .
   她完全是一副干脆利落、精神抖擞的神情。
2. Her work is extraordinary rich and alert .
   她的作品特别华丽而灵活。
3. A lot of people will be alert and waiting .
   许多人都将提高警惕等待着。
4. The authorities were alerted to the danger .
   当局对危险警惕起来。
5. Feminine craft was alert to prompt it .
   女性的机灵会警觉地提醒。

英文释义

a

1. engaged in or accustomed to close observation; "caught by a couple of alert cops"; "alert enough to spot the opportunity when it came"; "constantly alert and vigilant, like a sentinel on duty"
   同义词：watchful

形容词

1. mentally perceptive and responsive;"an alert mind"; "alert to the problems"; "alive to what is going on"; "awake to the dangers of her situation"; "was now awake to the reality of his predicament"
   同义词：alive, awake
2. quick and energetic; "a brisk walk in the park"; "a lively gait"; "a merry chase"; "traveling at a rattling rate"; "a snappy pace"; "a spanking breeze"
   同义词：brisk, lively, merry, rattling, snappy, spanking, zippy

动词

1. warn or arouse to a sense of danger or call to a state of preparedness; "The empty house alarmed him"; "We alerted the new neighbors to the high rate of burglaries"
   同义词：alarm

名词

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

百科释义

To be alert is to be in a state of alertness.