alert是什么意思,alert的意思翻译、用法、同义词、例句
alert英标
英:/'əˈlɜːt/ 美:/'əˈlɜːrt/
常用解释
警觉的
词性
过去式:alerted 过去分词:alerted 现在分词:alerting 第三人称单数:alerts 复数:alerts 比较级:more alert 最高级:most alert
类别
高中,CET4,CET6,考研,IELTS,TOEFL,GRE,商务英语
常用词典
adj. 警惕的,警觉的;机警的,机敏的;充分意识到的
v. 使警觉,警告;使意识到
n. 警戒,警惕;警报;警戒期;(电子设备的)提示信号
n. (Alert)(美、德、俄、西、印)阿莱尔特(人名)
例句
On hearing the fire alert, people poured out of the building.
一听到火警警报,人们就纷纷涌出大楼。
The policeman alerted the gangster to put down his gun at once.
警察警告这个匪徒立即放下枪。
She became alert when she found someone following behind her.
当她发现有人跟随她时,她变得警觉起来。
But her prey are always on high alert.
但她的猎物时刻保持高度机警
The police are still on high alert as the suspect continues to elude them.
嫌疑人仍然在逃,警察一直处于高度戒备状态。
The bank is alert to the danger.
该银行对这种危险有警觉。
Her whole bearing was alert.
她整个人保持着戒备状态。
We all have to stay alert.
我们都必须保持警觉。
Two alert scientists spotted the mistake.
两个警觉的科学家发现了这个错误。
The security alert brought the airport to a standstill.
安全警戒使机场陷入停顿状态。
常用搭配
alert someone to sth
使...警觉;使...警惕
on the alert
提防;警戒著;随时准备著
red alert
紧急警报,红色警报;应急状况
同义词
vt.|alarm/warn;警告;使警觉,使意识到
adj.|vigilant/precautious;[军]警惕的,警觉的;留心的
n.|guard/vigilance;[军]警戒,警惕;警报
网络扩展资料
单词alert是一个多义词,常用作形容词或动词,以下是详细解释:
1. 形容词
1.1 警觉的,警惕的
例句:
- Be alert when walking alone at night.(晚上独自走路时要保持警觉。)
- The police are on alert for any suspicious activity.(警方对任何可疑活动都保持警惕。)
近义词:vigilant, watchful
反义词:careless, unobservant
1.2 敏捷的,反应快的
例句:
- She has an alert mind and always thinks quickly.(她反应敏捷,总是能快速思考。)
- The athlete's alert reflexes helped him win the race.(运动员敏捷的反应帮助他赢得比赛。)
近义词:quick, sharp
反义词:slow, sluggish
2. 动词
2.1 警告,提醒
例句:
- The doctor alerted her patient to the possible side effects of the medication.(医生提醒病人药物可能的副作用。)
- The security guard alerted the police to the suspicious activity.(保安提醒警方可疑活动。)
近义词:warn, notify
反义词:ignore, neglect
2.2 使意识到,使意识敏锐
例句:
- The loud noise alerted us to the danger.(巨大的噪音使我们意识到危险。)
- The experience alerted her to the importance of saving money.(这次经历让她意识到储蓄的重要性。)
近义词:awaken, stimulate
反义词:dull, numb
以上是单词alert的详细解释,希望对你有所帮助!