英语频道小编helena整理了英语单词alert的学习资料，关于alert是什么意思这个问题进行了详细的讲解，包括alert的英语意思解释、正确音标读音及发音、用法，alert的英文短句例句含义讲解等与英文单词alert相关的信息。

alert

英[əˈlɜ:t]

美[əˈlɜ:rt]

adj.警觉的，警惕的，注意的；思维敏捷的；活泼的
n.警报；警戒状态
vt.向…报警
网络如警示消息；敏锐的；活跃的；机警的
词形变化:
复数：alerts  复数：alerted  复数：alerted  复数：alerting  复数：alerts  
派生词:alertly  alertness  
双语例句同反义词更多资料

1 . The armed forces were on high alert to guard against any retaliation.

武装部队保持高度戒备，以防发生任何报复行动。

来自柯林斯例句

2 . They want to be on the alert for similar buying opportunities.

他们希望随时掌握有关类似购买机会的信息。

来自柯林斯例句

3 . The bank is alert to the danger.

银行充分意识到了危险。

来自柯林斯例句

4 . 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。

来自柯林斯例句

5 . Soldiers and police have been put on alert .

士兵和警方都已进入警戒状态。

来自柯林斯例句

同义词adj.1.警觉的;机敏的”释义下的同义词 nimble ready quick vigilant clear-witted awake job the lively on watchful one's prompt wide toes attentive 反义词adj.1.警觉的;机警的,机敏的;灵活的”释义下的同义词 torpid asleep languid supine heedless listless sluggish lethargic slow dull 语源late 16th cent. (originally in military use): from French alerte, from Italian all ertato the watchtower英英释义网络释义noun

1.condition of heightened watchfulness or preparation for action;

bombers were put on alert during the crisis

2.a warning serves to make you more alert to danger

3.an automatic signal (usually a sound) warning of danger

4.very attentive or observant;

an alert and responsive baby is a joy

5.mentally responsive;

an alert mind

6.not unconscious; especially having become conscious;

the patient is now awake and alert

7.(usually followed by `to') showing acute awareness; mentally perceptive;

alert to the problems

vern

1.warn or arouse to a sense of danger or call to a state of preparedness;

The empty house alarmed him

-alert

1 . 如警示消息

如警示消息（Alert），QuickBi广域网加速引擎（WAN加速产品）是全球第一款关注于终端用户的网络加速产品。 天极网友为玉树祈福加油！

2 . 敏锐的

aggressive 有上进心的alert敏锐的；警惕的arduous 费劲的

3 . 活跃的

1. alienalert警惕的，活跃的allege 宣称，申述，主张，断言

4 . 机警的

accurate 准确的；正确无误的；精确的alert警觉的；留心的；机警的；敏捷的approximately 大约；大概

相关词条+alerts and alert

1 . 通知和通知

Add , change , or delete alerts and alert results ., 添加 , 更改或删除通知和通知结果.

+alerts and alert results

1 . 通知和通知结果

Add , change , or delete alerts and alert results ., 添加 , 更改或删除通知和通知结果.

+amber alert

1 . 安珀警戒

“安珀警戒”（AMBER Alert）是当美国确认发生儿童绑架案时，通过各种媒体向社会大众传播的一种警戒告知，它是以一名于1996年在美国德州阿灵顿被绑架并杀害的.

+delete alerts and alert

1 . 删除通知和通知

Add , change , or delete alerts and alert results ., 添加 , 更改或删除通知和通知结果.