alert

常見(jiàn)例句

用作形容詞 (adj.)

用作定語(yǔ): ～+ n.

• He has an alert mind.
  他很機(jī)靈。
• The alert listener will have noticed the error.
  耳朵尖的人能聽(tīng)出這個(gè)錯(cuò)。

n. +～

• He is a man alert in problem.
  他是個(gè)留意問(wèn)題的人。

用作表語(yǔ): S+be+～

• Our guerrillas suddenly became alert as the dogs barked.
  狗叫了,我們的游擊隊(duì)員突然警覺(jué)起來(lái)。
• The rabbit seems to be very alert all its life.
  兔子似乎一生都小心翼翼,十分警覺(jué)。

S+be+～+ prep. -phrase

• Be alert for any sign of change in the patient.
  對(duì)這個(gè)病人的病情變化要密切注意。
• The student is alert in answering the question.
  這個(gè)學(xué)生回答問(wèn)題小心謹(jǐn)慎。
• A monkey is very alert in its movements.
  猴子的動(dòng)作很敏捷。
• He is always alert to danger.
  他對(duì)危險(xiǎn)時(shí)刻保持警惕。
• She was alert to seizing an opportunity.
  她機(jī)敏地抓住一個(gè)機(jī)遇。

S+be+～+(that-)clause

• So alert she was that not a single error in the report slipped her.
  她十分警覺(jué),所以報(bào)告中沒(méi)有一個(gè)錯(cuò)能逃過(guò)她的眼睛。

用作動(dòng)詞 (v.)

用作及物動(dòng)詞: S+ ～+n./pron.

• The voice of the caller alerted her.
  呼喚者的聲音使她警覺(jué)起來(lái)。
• Sirens alerted the cities long before the enemy bombers arrived.
  敵軍轟炸機(jī)凌空以前,各城市早已鳴了警報(bào)。
• They alert the public to the need for pollution control.
  他們提醒公眾注意控制污染的必要性。
• He had phoned the nearby villages, alerting them to the possibility of forest fires.
  他給附近幾個(gè)村莊打了電話,叫人們注意森林可能起火。
• The guard was alerted by a man climbing towards him.
  有一個(gè)人向衛(wèi)兵爬過(guò)來(lái),使衛(wèi)兵警惕起來(lái)。

用作雙賓動(dòng)詞: S+～+ n./pron. +that-clause

• The boss alerted the guard that thief might come out at night.
  老板要警衛(wèi)提防夜里可能有賊。
• The villagers alerted the traveller that wolves might come out in the night.
  村民們叫旅行者提防,夜晚有狼群出沒(méi)。

用作賓補(bǔ)動(dòng)詞: S+～+ n./pron. +to- v

• The radio alerted coastal residents to prepare for the hurricane.
  電臺(tái)警告沿海居民做好預(yù)防颶風(fēng)的準(zhǔn)備。
• We will alert operating personnel to repair.
  我們將通知操作人員去維修。

其他

• There are hurricane warning systems for alerting island residents.
  現(xiàn)在有了向島上居民發(fā)出颶風(fēng)警報(bào)的警報(bào)系統(tǒng)。

用作名詞 (n.)

• A national police alert was in effect.
  全國(guó)警察實(shí)行戒備。
• The hurricane alert is over.
  颶風(fēng)警報(bào)解除了。
• The air-raid alert sounded at noon.
  正午時(shí)響起了空襲警報(bào)。
• We'd just boarded the bus when the alert sounded.
  我們剛登上公共汽車，警報(bào)就響了。
• If there is an alert, don't panic, just make your way to the exit.
  如果有警報(bào)，不要驚慌，只要走向太平門就行了。
• The machine sounded the alert.
  機(jī)器發(fā)出了警報(bào)。
• They received the alert at midnight.
  他們?cè)谖缫菇拥骄瘓?bào)。
• It's the alert signal.
  這是警報(bào)信號(hào)。
• They were quiet during the alert.
  警戒期間他們很安靜。
• We should not run about aimlessly during an alert.
  警戒期間不可到處亂跑。
• The whole country is in a state of alert.
  全國(guó)正處于戒備狀態(tài)。
• Security forces are on a high state of alert because of the President's visit.
  由于總統(tǒng)來(lái)訪，保安部門處于高度警戒狀態(tài)。
• Sirens brought the whole street to the alert .
  警報(bào)聲使整條街道進(jìn)入戒備狀態(tài)。

更多例句

• The armed forces were on high alert to guard against any retaliation.
  武裝部隊(duì)保持高度戒備，以防發(fā)生任何報(bào)復(fù)行動(dòng)。
• The bank is alert to the danger.
  銀行充分意識(shí)到了危險(xiǎn)。
• All the Plymouth hospitals are on red alert.
  普利茅斯所有的醫(yī)院都處于緊急狀態(tài)之中。
• Suddenly he found himself awake and fully alert.
  突然他發(fā)覺(jué)自己醒了過(guò)來(lái)，而且高度警覺(jué)。
• Her expression was watchful and alert.
  她露出一副察言觀色、處處提防的表情。
• The bank is alert to the danger.
  銀行充分意識(shí)到了危險(xiǎn)。
• All the Plymouth hospitals are on red alert.
  普利茅斯所有的醫(yī)院都處于緊急狀態(tài)之中。
• "Will you call the board to alert them that I feel I should resign?" — "I'll do it. But I think you're copping out."
  “你能不能給董事會(huì)打電話，提醒他們我覺(jué)得自己應(yīng)該辭職？”——“我會(huì)的，但我認(rèn)為你這是在逃避責(zé)任?！?/li>
• I managed to walk around unchallenged for 10 minutes before an alert nurse spotted me.
  我四處走動(dòng)了10分鐘，沒(méi)有受到查問(wèn)，之后一位警覺(jué)的護(hù)士發(fā)現(xiàn)了我。
• Due to a security alert, this train will not be stopping at Oxford Circus.
  由于安全戒備的原因，該次列車在“牛津街口廣場(chǎng)”站將不停留。
• Soldiers and police have been put on alert.
  士兵和警方都已進(jìn)入警戒狀態(tài)。
• Sirens sounded an end to the red alert.
  警報(bào)聲宣告了紅色預(yù)警的結(jié)束。
• The armed forces were on high alert to guard against any retaliation.
  武裝部隊(duì)保持高度戒備，以防發(fā)生任何報(bào)復(fù)行動(dòng)。
• The all clear was sounded about 10 minutes after the alert was given.
  警報(bào)發(fā)出10分鐘后又響起解除的信號(hào)。
• He had been spotted by an alert neighbour.
  一個(gè)警覺(jué)的鄰居發(fā)現(xiàn)了他。
• If our environment cools, then messages from the skin alert the body's thermostat.
  如果外在環(huán)境變冷，體表會(huì)將這一信息傳遞給身體的體溫調(diào)節(jié)中樞。
• He is a man alert in problem.
  他是個(gè)留意問(wèn)題的人.
• Alert readers may have noticed the misprint in last week's column.
  細(xì)心的讀者可能已經(jīng)注意到上周專欄中的印刷錯(cuò)誤了.
• A monkey is very alert in its movements.
  猴子的動(dòng)作很敏捷.
• A sparrow is very alert in its movements.
  麻雀行動(dòng)非常機(jī)靈.
• The district was put on red alert during a terrorist's bomb scare.
  這個(gè)地區(qū)在得到恐怖分子炸彈恐嚇后作了應(yīng)急準(zhǔn)備.
• In our reading we should always be alert for idiomatic expressions.
  我們?cè)陂喿x過(guò)程中應(yīng)經(jīng)常注意慣用法.
• The whole navy was placed on full alert.
  整個(gè)海軍都處于全面戒備狀態(tài).
• Drivers must be on the alert for traffic signals.
  駕駛員必須密切注意交通信號(hào).
• A nationwide alert went out for three escaped prisoners.
  全國(guó)范圍內(nèi)發(fā)布了警報(bào),搜捕三名監(jiān)獄逃犯.
• The rabbIt'seems to be very alert all its life.
  兔子似乎一生都小心翼翼,十分警覺(jué).
• One should not run about aimlessly during an alert.
  空襲警報(bào)期間不可到處亂跑.
• They were constantly on the alert not to be taken by surprise.
  他們一直處于常備不懈狀態(tài)以防突然襲擊.
• The Armies were constantly on the alert not to be taken by surprise.
  部隊(duì)一直處于警戒狀態(tài)以防突然襲擊.
• Hearing this, I was instantly on the alert.
  我一聽(tīng)這話, 當(dāng)下就警惕起來(lái).
• Don't alert the enemy.
  不要驚動(dòng)敵人.
• They were quiet during the alert.
  警戒期間他們保持安靜.
• The garrison was alert, but too few.
  駐防的軍隊(duì)是保持警惕的, 但是人數(shù)畢竟太少了.
• These are the Chinese need to be on the alert.
  這些都是需要中方警惕的.
• ' say ,'spoke up an alert passenger, " aren't those parachutes? "
  一個(gè)警惕的乘客說(shuō): “ 這些東西不是降落傘 吧 ? ”
• Dark in color a keen and alert expression.
  顏色深,帶有敏銳而警惕的眼神.
• Soldiers and police have been put on alert.
  士兵和警方都已進(jìn)入警戒狀態(tài)。
• The Armies were constantly on the alert not to be taken by surprise.
  部隊(duì)一直處于警戒狀態(tài)以防突然襲擊.
• This will leave the earth vulnerable, so we're still on alert.
  這會(huì)讓地球容易被攻擊, 所以我們?nèi)匀惶幱诰錉顟B(tài).
• Although they may appear dead, they sometimes spring up to attack, so always be on alert.
  它們也許看上去已經(jīng)死去, 但有時(shí)它們也會(huì)奮起戰(zhàn)斗, 時(shí)刻處于警戒狀態(tài).
• The entire camp guard was now placed on a state of alert.
  整個(gè)軍營(yíng)的警衛(wèi)現(xiàn)在都處于警戒狀態(tài).
• Everyone should stay informed during an alert or emergency.
  警戒狀態(tài)或者緊急事件時(shí),大家都應(yīng)等待通知.
• Bombers were put on alert during the crisis.
  危機(jī)時(shí)刻,轟炸機(jī)處于警戒狀態(tài).
• Meanwhile Britain remains at its highest state of alert.
  然而英國(guó)仍然保持最高警戒狀態(tài).
• An early warning system puts everyone on the alert.
  預(yù)警系統(tǒng)讓每個(gè)成員進(jìn)入警戒狀態(tài).
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