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alert    音标拼音: [əl'ɚt]
n. 警惕,警戒,警报
a. 警惕的,警觉的
v. 警惕

警惕,警戒,警报警惕的,警觉的警惕

alert
警示


alert
报警信号

alert
警示 警报信号

alert
adj 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" [synonym: {alert},
{watchful}] [ant: {unalert}, {unvigilant}, {unwatchful}]
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" [synonym: {alert}, {brisk},
{lively}, {merry}, {rattling}, {snappy}, {spanking}, {zippy}]
3: 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" [synonym: {alert}, {alive(p)}, {awake(p)}]
n 1: condition of heightened watchfulness or preparation for
action; "bombers were put on alert during the crisis" [synonym:
{alert}, {qui vive}]
2: a warning serves to make you more alert to danger [synonym:
{alert}, {alerting}]
3: an automatic signal (usually a sound) warning of danger [synonym:
{alarm}, {alert}, {warning signal}, {alarum}]
v 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" [synonym:
{alarm}, {alert}]

Alert \A*lert"\ ([.a]*l[~e]rt"), a. [F. alerte, earlier [`a]
l'erte on the watch, fr. It. all' erta on the watch, prop.
(standing) on a height, where one can look around; erta a
declivity, steep, erto steep, p. p. of ergere, erigere, to
erect, raise, L. erigere. See {Erect}.]
1. Watchful; vigilant; active in vigilance.
[1913 Webster]

2. Brisk; nimble; moving with celerity.
[1913 Webster]

An alert young fellow. --Addison.
[1913 Webster]

Syn: Active; agile; lively; quick; prompt.
[1913 Webster]


Alert \A*lert"\, n. (Mil.)
An alarm from a real or threatened attack; a sudden attack;
also, a bugle sound to give warning. "We have had an alert."
--Farrow.
[1913 Webster]

{On the alert}, on the lookout or watch against attack or
danger; ready to act.
[1913 Webster]

179 Moby Thesaurus words for "alert":
Klaxon, Mayday, SOS, active, admonish, advertent, advise, agile,
agog, air-raid alarm, alarm, alarm bell, alarm clock, alarm signal,
alarum, alert for, alive, all clear, all ears, all eyes, animated,
apt, arouse, assiduous, attentive, awake, aware, beacon,
blinking light, brainy, breathe, bright, brilliant, burglar alarm,
buzz, buzzer, cant, careful, caution, cautious, clear-sighted,
clear-witted, clearheaded, clever, concentrated, confide,
confide to, conscious, crostarie, cry havoc, cry wolf, decisive,
diligent, earnest, entrust with information, equal to, expeditious,
fiery cross, finical, finicking, finicky, fire alarm, fire bell,
fire flag, five-minute gun, flashing light, fly storm warnings,
fog bell, fog signal, foghorn, forewarn, frighten, frisky,
full of life, gale warning, gay, give confidential information,
give fair warning, give notice, give warning, heedful, hooter,
horn, hue and cry, hurricane warning, immediate, instant,
instantaneous, intense, intent, intentive, issue an ultimatum,
keen, knowing, let in on, let next to, lighthouse, lively,
loaded for, lookout, mention privately, mercurial, meticulous,
mindful, nice, niggling, nimble, note of alarm, notify, observant,
observing, occulting light, on guard, on the, on the alert,
on the ball, on the job, on the lookout, open-eared, open-eyed,
openmouthed, police whistle, prepared for, prompt, punctual,
put hep, put next to, qui vive, quick, quick-witted, ready,
ready for, regardful, sharp, signal, signal of distress, siren,
sleepless, small-craft warning, smart, sound the alarm,
sound the tocsin, speedy, spirited, sprightly, spry, startle,
still alarm, storm cone, storm flag, storm warning, summary, swift,
threaten, tip, tip off, tocsin, two-minute gun, unblinking,
unnodding, unsleeping, unwinking, up, up for, up to,
upside-down flag, utter a caveat, vigilant, vivacious, wakeful,
warn, warn against, warning, wary, watchful, whisper, whistle,
wide awake, wide-awake


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    必应词典为您提供alert的释义,美 [əˈlɜrt],英 [əˈlɜː (r)t],n 警报;警惕;警戒;戒备; adj 警觉的;警惕的;戒备的;意识到; v 向…报警;使警觉;使警惕;使戒备; 网络释义: 警告;机灵的;警示;
  • JavaScript的三种弹出提示框 (alert、confirm、prompt) - CSDN博客
    本文详细介绍了JavaScript中三种常用的提示框:alert (), confirm () 和 prompt () 的使用方法及示例代码。 alert () 用于显示警告信息;confirm () 显示带有确认和取消按钮的消息框,并返回用户的操作结果;prompt () 则允许用户输入信息。
  • JavaScript 弹窗 | 菜鸟教程
    JavaScript 弹窗 可以在 JavaScript 中创建三种消息框:警告框、确认框、提示框。 警告框 警告框经常用于确保用户可以得到某些信息。 当警告框出现后,用户需要点击确定按钮才能继续进行操作。 语法 window alert ('sometext'); window alert () 方法可以不带上window对象,直接使用alert ()方法。 实例 <!DOCTYPE h
  • ALERT中文 (简体)翻译:剑桥词典 - Cambridge Dictionary
    Doing puzzles and crosswords regularly keeps your mind alert and active Although Granny was frail in her old age, but was mentally very alert He was normally a bright, alert baby, so she felt sure there was something seriously wrong A small animal must always remain alert for predators
  • alert是什么意思_alert的翻译_音标_读音_用法_例句_爱词霸在线词典
    The heightened alert followed an emergency meeting with flu experts in Geneva that assembled after a sharp rise in cases in Australia, and rising numbers in Britain, Japan, Chile and elsewhere
  • alert(英语单词)_百度百科
    动词短语“alert to”意为对某事保持警觉或敏感,常用搭配如“alert to the dangers”、“stay alert to changes”。 [5]
  • 【JavaScript】alert的使用方法 | 超详细_js alert-CSDN博客
    本文介绍了JavaScript中alert方法的三种使用方式,包括直接在script标签内、写在body标签内的事件处理和使用外部alert文件。 强调了避免频繁弹出影响用户体验的要点,推荐使用外部alert进行优化。
  • Google Alerts - Monitor the Web for interesting new content
    Monitor the web for interesting new content How often As-it-happens At most once a day At most once a week Sources Automatic News Blogs Web Video Books Discussions Finance Language
  • BBC英语学习:Remind, alert, warn 三个表示 “提醒” 的词语
    这里,它与 “alert” 的不同点是,“alert” 强调的情况是突发的、紧急的,而且会对被提醒的人产生直接的影响,而 “warn” 则强调 “提醒” 一个人意识到事情的重要性。





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