alert是什么意思
9144590
194 阅读
alert的音标
英 [əˈlɜːt]
美 [əˈlɜːrt]
alert的用法
adj. 警觉的;警惕的;戒备的;意识到;注意到
v. 向…报警;使警觉;使警惕;使戒备;使意识到;使认识到
n. 警戒;戒备;警惕;警报
第三人称单数： alerts 复数： alerts 现在分词： alerting 过去式： alerted 过去分词： alerted
派生词： alertly （adj.） alertness （n.）
记忆技巧：al + ert 能量，活力；工作 → 有活力 → 提醒
alert的例句
1.We all have to stay alert
我们大家都必须保持警惕。
2.The bank is alert to the danger.
银行充分意识到了危险。
3.Due to a security alert, this train will not be stopping at Oxford Circus.
由于安全戒备的原因，该次列车在“牛津街口广场”站将不停留。
4.He wanted to alert people to the activities of the group
他想提醒人们小心该团体的活动。
5.Soldiers and police have been put on alert.
士兵和警方都已进入警戒状态。
alert的常见句型
用作形容词 (adj.)
用作定语
alert+ n.
1.He has an alert mind.
他很机灵。
2.The alert listener will have noticed the error.
耳朵尖的人能听出这个错。
n. +alert
1.He is a man alert in problem.
他是个留意问题的人。
用作表语
S+be+alert
1.Our guerrillas suddenly became alert as the dogs barked.
狗叫了,我们的游击队员突然警觉起来。
S+be+alert+ prep. -phrase
1.Be alert for any sign of change in the patient.
对这个病人的病情变化要密切注意。
S+be+alert+(that-)clause
1.So alert she was that not a single error in the report slipped her.
她十分警觉,所以报告中没有一个错能逃过她的眼睛。
用作动词 (v.)
用作及物动词
S+ alert+n./pron.
1.The voice of the caller alerted her.
呼唤者的声音使她警觉起来。
用作双宾动词
S+alert+ n./pron. +that-clause
1.The boss alerted the guard that thief might come out at night.
老板要警卫提防夜里可能有贼。
用作宾补动词
S+alert+ n./pron. +to- v
1.The radio alerted coastal residents to prepare for the hurricane.
电台警告沿海居民做好预防飓风的准备。
其他
1.There are hurricane warning systems for alerting island residents.
现在有了向岛上居民发出飓风警报的警报系统。
用作名词 (n.)
1.A national police alert was in effect.
全国警察实行戒备。
alert的常用短语
用作名词 (n.)
on alert
警戒着，防备着 ready to take action to deal with a dangerous situation
on the alert
密切注意着，随时准备着paying attention to what is happening and ready to react quickly if necessary
alert的词汇搭配
用作形容词 (adj.)
alert+名词
alert mind 反应敏捷的头脑
alert movements 敏捷的动作
alert+副词
alert mentally 思想上警惕
alert+介词
alert in answering questions 留心回答问题
alert to 随时注意
alert to every sound and movement 对任何响动都很警觉
用作动词 (v.)
alert+名词
alert the public 提醒公众
alert+副词
alert amazingly 吃惊地警告
alert cautiously 小心地警告
alert extremely 完全地警告
alert guardedly 谨慎地警告
alert resolutely 地警告
alert sharply 尖锐地警告
alert wisely 聪明地警告
alert+介词
alert to the danger 提醒注意其危险性
alert to the need 提醒注意其必要性
用作名词 (n.)
动词+alert
call an alert 发出警报
sound the alert 拉响警报
call off an alert 取消警戒状态
go on alert 进入戒备
形容词+alert
24-hour alert 昼夜警戒
active alert 战斗警报
blue alert 空袭警报
false alert 假警报
full alert 全面戒备状态
general alert 全面警戒
No 1 alert 一级战备
preliminary alert 预备警报
red alert 紧急警报
white alert 解除警报
yellow alert 预备警报
名词+alert
air alert 空袭警报
ground alert 地面待战
malfunction alert 故障报警
nuclear alert 核警报
介词+alert
during an alert 在警戒期间
in state of alert 处于警戒状态
alert+介词
the alert against any possible aggression 警惕任何可能的侵略
the alert for any indications of battle 注意任何战事的迹象
alert的真题例句
1.She worked out that, if the left hemisphere was staying alert to keep guard in a strange environment, then it would react to the irregular beeps by stirring people from sleep and would ignore the regularly timed ones.
2017年12月四级真题（套）阅读 Section C
2.When the system thinks it's being jammed, it'll notify you via push alert.
2016年12月四级真题（套）阅读 Section B
3.Half of your brain stays alert and prepared for danger when you sleep in a new place, a study has revealed.
2017年6月六级真题（第三套）阅读 Section A
4.The researchers explained that the study demonstrated when we are in a novel environment the brain partly remains alert so that humans can defend themselves against any potential danger.
2017年6月六级真题（第三套）阅读 Section A
5.Jealousy and anger, for example, may have evolved to alert us to important inequalities.
2019年考研真题（英语二）阅读理解 Section Ⅱ
6.The heightened alert followed an emergency meeting with flu experts in Geneva that assembled after a sharp rise in cases in Australia, and rising numbers in Britain, Japan, Chile and elsewhere.
2010年考研真题（英语二）完形填空 Section Ⅰ
英 [əˈlɜːt]
美 [əˈlɜːrt]
alert的用法
adj. 警觉的;警惕的;戒备的;意识到;注意到
v. 向…报警;使警觉;使警惕;使戒备;使意识到;使认识到
n. 警戒;戒备;警惕;警报
第三人称单数： alerts 复数： alerts 现在分词： alerting 过去式： alerted 过去分词： alerted
派生词： alertly （adj.） alertness （n.）
记忆技巧：al + ert 能量，活力；工作 → 有活力 → 提醒
alert的例句
1.We all have to stay alert
我们大家都必须保持警惕。
2.The bank is alert to the danger.
银行充分意识到了危险。
3.Due to a security alert, this train will not be stopping at Oxford Circus.
由于安全戒备的原因，该次列车在“牛津街口广场”站将不停留。
4.He wanted to alert people to the activities of the group
他想提醒人们小心该团体的活动。
5.Soldiers and police have been put on alert.
士兵和警方都已进入警戒状态。
alert的常见句型
用作形容词 (adj.)
用作定语
alert+ n.
1.He has an alert mind.
他很机灵。
2.The alert listener will have noticed the error.
耳朵尖的人能听出这个错。
n. +alert
1.He is a man alert in problem.
他是个留意问题的人。
用作表语
S+be+alert
1.Our guerrillas suddenly became alert as the dogs barked.
狗叫了,我们的游击队员突然警觉起来。
S+be+alert+ prep. -phrase
1.Be alert for any sign of change in the patient.
对这个病人的病情变化要密切注意。
S+be+alert+(that-)clause
1.So alert she was that not a single error in the report slipped her.
她十分警觉,所以报告中没有一个错能逃过她的眼睛。
用作动词 (v.)
用作及物动词
S+ alert+n./pron.
1.The voice of the caller alerted her.
呼唤者的声音使她警觉起来。
用作双宾动词
S+alert+ n./pron. +that-clause
1.The boss alerted the guard that thief might come out at night.
老板要警卫提防夜里可能有贼。
用作宾补动词
S+alert+ n./pron. +to- v
1.The radio alerted coastal residents to prepare for the hurricane.
电台警告沿海居民做好预防飓风的准备。
其他
1.There are hurricane warning systems for alerting island residents.
现在有了向岛上居民发出飓风警报的警报系统。
用作名词 (n.)
1.A national police alert was in effect.
全国警察实行戒备。
alert的常用短语
用作名词 (n.)
on alert
警戒着，防备着 ready to take action to deal with a dangerous situation
on the alert
密切注意着，随时准备着paying attention to what is happening and ready to react quickly if necessary
alert的词汇搭配
用作形容词 (adj.)
alert+名词
alert mind 反应敏捷的头脑
alert movements 敏捷的动作
alert+副词
alert mentally 思想上警惕
alert+介词
alert in answering questions 留心回答问题
alert to 随时注意
alert to every sound and movement 对任何响动都很警觉
用作动词 (v.)
alert+名词
alert the public 提醒公众
alert+副词
alert amazingly 吃惊地警告
alert cautiously 小心地警告
alert extremely 完全地警告
alert guardedly 谨慎地警告
alert resolutely 地警告
alert sharply 尖锐地警告
alert wisely 聪明地警告
alert+介词
alert to the danger 提醒注意其危险性
alert to the need 提醒注意其必要性
用作名词 (n.)
动词+alert
call an alert 发出警报
sound the alert 拉响警报
call off an alert 取消警戒状态
go on alert 进入戒备
形容词+alert
24-hour alert 昼夜警戒
active alert 战斗警报
blue alert 空袭警报
false alert 假警报
full alert 全面戒备状态
general alert 全面警戒
No 1 alert 一级战备
preliminary alert 预备警报
red alert 紧急警报
white alert 解除警报
yellow alert 预备警报
名词+alert
air alert 空袭警报
ground alert 地面待战
malfunction alert 故障报警
nuclear alert 核警报
介词+alert
during an alert 在警戒期间
in state of alert 处于警戒状态
alert+介词
the alert against any possible aggression 警惕任何可能的侵略
the alert for any indications of battle 注意任何战事的迹象
alert的真题例句
1.She worked out that, if the left hemisphere was staying alert to keep guard in a strange environment, then it would react to the irregular beeps by stirring people from sleep and would ignore the regularly timed ones.
2017年12月四级真题（套）阅读 Section C
2.When the system thinks it's being jammed, it'll notify you via push alert.
2016年12月四级真题（套）阅读 Section B
3.Half of your brain stays alert and prepared for danger when you sleep in a new place, a study has revealed.
2017年6月六级真题（第三套）阅读 Section A
4.The researchers explained that the study demonstrated when we are in a novel environment the brain partly remains alert so that humans can defend themselves against any potential danger.
2017年6月六级真题（第三套）阅读 Section A
5.Jealousy and anger, for example, may have evolved to alert us to important inequalities.
2019年考研真题（英语二）阅读理解 Section Ⅱ
6.The heightened alert followed an emergency meeting with flu experts in Geneva that assembled after a sharp rise in cases in Australia, and rising numbers in Britain, Japan, Chile and elsewhere.
2010年考研真题（英语二）完形填空 Section Ⅰ
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