Go to Bing homepage

alert

US [əˈlɜrt]
UK [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
  • Web警告;机灵的;警示
Plural Form:alerts  Present Participle:alerting  Past Tense:alerted  
ALERT
Show examples
adj.
1.
警觉的;警惕的;戒备的able to think quickly; quick to notice things
Suddenly he found himself awake and fully alert.
突然他发觉自己醒了过来,而且高度警觉。
Two alert scientists spotted the mistake.
两个警觉的科学家发现了这个错误。
2.
~ to sth
意识到;注意到aware of sth, especially a problem or danger
We must be alert to the possibility of danger.
我们必须认识到危险发生的可能性。
v.
1.
~ sb (to do sth).~ sb (that)…
向…报警;使警觉;使警惕;使戒备to warn sb about a dangerous or urgent situation
Neighbours quickly alerted the emergency services.
邻居很快向应急服务机构报了警。
Alerted by a noise downstairs, he sat up and turned on the light.
楼下的响声使他警觉,他坐起来打开灯。
2.
~ sb to sth
使意识到;使认识到to make sb aware of sth
They had been alerted to the possibility of further price rises.
他们已意识到价格可能继续上涨。
n.
1.
[sing][u]
警戒;戒备;警惕a situation in which people are watching for danger and ready to deal with it
Police are warning the public to be on the alert for suspicious packages.
警方警告公众要警惕可疑包裹。
More than 5 000 troops have been placed on (full) alert .
5 000 多名士兵已处于(全面)戒备状态。
2.
[c]
警报a warning of danger or of a problem
a bomb/fire alert
炸弹╱火警警报

Sample Sentence

Definition:
Category:AllAll,OralOral,WrittenWritten,TitleTitle,TechnicalTechnical
Source:AllAll,DictionaryDictionary,WebWeb
Difficulty:AllAll,EasyEasy,MiddleMiddle,HardHard
More sentence filters
Hide sentence filters