托福單詞alert什么意思-alert詞組短語_例句_同義詞_反義詞

alert的意思

vt.使警覺，使意識(shí)到；警告

adj.警惕的，警覺的；留心的

n.警報(bào)；警戒，警惕

alert詞組短語

Red Alert:緊急警報(bào)

Full Alert:高度戒備；片；全面戒備狀態(tài)

Red Alert 2:紅色警戒

Emergency Alert System:緊急報(bào)警系統(tǒng)；緊急警報(bào)系統(tǒng)；應(yīng)急警報(bào)系統(tǒng)；美國(guó)緊急情況預(yù)警系統(tǒng)

Red Alert 3:紅色警戒；紅色警報(bào)；紅警

Alert File:警告文件；警文件

alert同義詞

n.

readiness,preparedness,preparation,warning,signal,signaling,sign

v.

warn

adj.

argus-eyed,open-eyed,vigilant,wakeful,watchful,fly,heads-up

alert反義詞

n.

unalert,unintelligent,stupid,unconscious,unaware,incognizant

alert例句

1.He alerted certain Order members at once.'

他立刻通知了鳳凰社的相關(guān)成員?！?/p>

2.There are avalanche alerts for parts of Austria and the Alps.

奧地利和阿爾卑斯山脈部分地區(qū)有雪崩預(yù)警。

3.Do not just react to endless email alerts.

不要只是機(jī)械地回應(yīng)無休止的郵件。

4.Sometimes,severe weather alerts can be a little confusing.

有時(shí),惡劣天氣警報(bào)可能會(huì)讓人有些迷惑。

5.Oh!So your brain will stay alert?

哦！所以你的大腦會(huì)處于警覺狀態(tài)？

6.Kerry said every U.S.embassy and foreign mission will be alerted to this decision.

克里說每個(gè)美國(guó)使館和外交使團(tuán)都對(duì)這一決定保持警惕。

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