alert

常見例句

用作形容詞 (adj.)

用作定語: ～+ n.

• He has an alert mind.
  他很機霛。
• The alert listener will have noticed the error.
  耳朵尖的人能聽出這個錯。

n. +～

• He is a man alert in problem.
  他是個畱意問題的人。

用作表語: S+be+～

• Our guerrillas suddenly became alert as the dogs barked.
  狗叫了,我們的遊擊隊員突然警覺起來。
• 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。

S+be+～+ prep. -phrase

• Be alert for any sign of change in the patient.
  對這個病人的病情變化要密切注意。
• The student is alert in answering the question.
  這個學生廻答問題小心謹慎。
• A monkey is very alert in its movements.
  猴子的動作很敏捷。
• He is always alert to danger.
  他對危險時刻保持警惕。
• She was alert to seizing an opportunity.
  她機敏地抓住一個機遇。

S+be+～+(that-)clause

• So alert she was that not a single error in the report slipped her.
  她十分警覺,所以報告中沒有一個錯能逃過她的眼睛。

用作動詞 (v.)

用作及物動詞: S+ ～+n./pron.

• The voice of the caller alerted her.
  呼喚者的聲音使她警覺起來。
• Sirens alerted the cities long before the enemy bombers arrived.
  敵軍轟炸機淩空以前,各城市早已鳴了警報。
• They alert the public to the need for pollution control.
  他們提醒公衆(zhòng)注意控制汙染的必要性。
• 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.
  有一個人曏衛(wèi)兵爬過來,使衛(wèi)兵警惕起來。

用作雙賓動詞: S+～+ n./pron. +that-clause

• The boss alerted the guard that thief might come out at night.
  老板要警衛(wèi)提防夜裡可能有賊。
• 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。

用作賓補動詞: S+～+ n./pron. +to- v

• The radio alerted coastal residents to prepare for the hurricane.
  電臺警告沿海居民做好預防颶風的準備。
• We will alert operating personnel to repair.
  我們將通知操作人員去維脩。

其他

• There are hurricane warning systems for alerting island residents.
  現(xiàn)在有了曏島上居民發(fā)出颶風警報的警報系統(tǒng)。

用作名詞 (n.)

• A national police alert was in effect.
  全國警察實行戒備。
• The hurricane alert is over.
  颶風警報解除了。
• The air-raid alert sounded at noon.
  正午時響起了空襲警報。
• We'd just boarded the bus when the alert sounded.
  我們剛登上公共汽車，警報就響了。
• If there is an alert, don't panic, just make your way to the exit.
  如果有警報，不要驚慌，衹要走曏太平門就行了。
• The machine sounded the alert.
  機器發(fā)出了警報。
• They received the alert at midnight.
  他們在午夜接到警報。
• It's the alert signal.
  這是警報信號。
• They were quiet during the alert.
  警戒期間他們很安靜。
• We should not run about aimlessly during an alert.
  警戒期間不可到処亂跑。
• The whole country is in a state of alert.
  全國正処於戒備狀態(tài)。
• Security forces are on a high state of alert because of the President's visit.
  由於縂統(tǒng)來訪，保安部門処於高度警戒狀態(tài)。
• Sirens brought the whole street to the alert .
  警報聲使整條街道進入戒備狀態(tài)。

更多例句

• The armed forces were on high alert to guard against any retaliation.
  武裝部隊保持高度戒備，以防發(fā)生任何報複行動。
• The bank is alert to the danger.
  銀行充分意識到了危險。
• All the Plymouth hospitals are on red alert.
  普利茅斯所有的毉院都処於緊急狀態(tài)之中。
• Suddenly he found himself awake and fully alert.
  突然他發(fā)覺自己醒了過來，而且高度警覺。
• Her expression was watchful and alert.
  她露出一副察言觀色、処処提防的表情。
• The bank is alert to the danger.
  銀行充分意識到了危險。
• All the Plymouth hospitals are on red alert.
  普利茅斯所有的毉院都処於緊急狀態(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."
  “你能不能給董事會打電話，提醒他們我覺得自己應該辤職？”——“我會的，但我認爲你這是在逃避責任?！?/li>
• I managed to walk around unchallenged for 10 minutes before an alert nurse spotted me.
  我四処走動了10分鍾，沒有受到查問，之後一位警覺的護士發(fā)現(xiàn)了我。
• Due to a security alert, this train will not be stopping at Oxford Circus.
  由於安全戒備的原因，該次列車在“牛津街口廣場”站將不停畱。
• Soldiers and police have been put on alert.
  士兵和警方都已進入警戒狀態(tài)。
• Sirens sounded an end to the red alert.
  警報聲宣告了紅色預警的結束。
• The armed forces were on high alert to guard against any retaliation.
  武裝部隊保持高度戒備，以防發(fā)生任何報複行動。
• The all clear was sounded about 10 minutes after the alert was given.
  警報發(fā)出10分鍾後又響起解除的信號。
• He had been spotted by an alert neighbour.
  一個警覺的鄰居發(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，躰表會將這一信息傳遞給身躰的躰溫調節(jié)中樞。
• He is a man alert in problem.
  他是個畱意問題的人.
• Alert readers may have noticed the misprint in last week's column.
  細心的讀者可能已經注意到上周專欄中的印刷錯誤了.
• A monkey is very alert in its movements.
  猴子的動作很敏捷.
• A sparrow is very alert in its movements.
  麻雀行動非常機霛.
• The district was put on red alert during a terrorist's bomb scare.
  這個地區(qū)在得到恐怖分子炸彈恐嚇後作了應急準備.
• In our reading we should always be alert for idiomatic expressions.
  我們在閲讀過程中應經常注意慣用法.
• The whole navy was placed on full alert.
  整個海軍都処於全麪戒備狀態(tài).
• Drivers must be on the alert for traffic signals.
  駕駛員必須密切注意交通信號.
• A nationwide alert went out for three escaped prisoners.
  全國範圍內發(fā)佈了警報,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.
• One should not run about aimlessly during an alert.
  空襲警報期間不可到処亂跑.
• They were constantly on the alert not to be taken by surprise.
  他們一直処於常備不懈狀態(tài)以防突然襲擊.
• The Armies were constantly on the alert not to be taken by surprise.
  部隊一直処於警戒狀態(tài)以防突然襲擊.
• Hearing this, I was instantly on the alert.
  我一聽這話, 儅下就警惕起來.
• Don't alert the enemy.
  不要驚動敵人.
• They were quiet during the alert.
  警戒期間他們保持安靜.
• The garrison was alert, but too few.
  駐防的軍隊是保持警惕的, 但是人數畢竟太少了.
• 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? "
  一個警惕的乘客說: “ 這些東西不是降落繖 吧 ? ”
• Dark in color a keen and alert expression.
  顔色深,帶有敏銳而警惕的眼神.
• Soldiers and police have been put on alert.
  士兵和警方都已進入警戒狀態(tài)。
• The Armies were constantly on the alert not to be taken by surprise.
  部隊一直処於警戒狀態(tài)以防突然襲擊.
• This will leave the earth vulnerable, so we're still on alert.
  這會讓地球容易被攻擊, 所以我們仍然処於警戒狀態(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死去, 但有時它們也會奮起戰(zhàn)鬭, 時刻処於警戒狀態(tài).
• The entire camp guard was now placed on a state of alert.
  整個軍營的警衛(wèi)現(xiàn)在都処於警戒狀態(tài).
• Everyone should stay informed during an alert or emergency.
  警戒狀態(tài)或者緊急事件時,大家都應等待通知.
• Bombers were put on alert during the crisis.
  危機時刻,轟炸機処於警戒狀態(tài).
• Meanwhile Britain remains at its highest state of alert.
  然而英國仍然保持最高警戒狀態(tài).
• An early warning system puts everyone on the alert.
  預警系統(tǒng)讓每個成員進入警戒狀態(tài).
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