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alert

[əˈlɜ:t][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

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