alert
gb/əlˈɚt/ us/əlˈɚt/
A2
英語
~ 2500
éber, riasztás, figyelmeztetés, figyelmeztet, értesít
B1
1
éber
B2
用法パターン：
[someone] is alert to [something]
The guard remained alert throughout the night.
Az őr egész éjjel éber maradt.
You must stay alert when driving in heavy rain.
Heves esőben vezetve ébernek kell maradnod.
She was alert to every change in his expression.
The hikers were alert for signs of wildlife.
Police are alert to the possibility of further attacks.
学習者向け例文
The dog is alert to strange sounds.
A kutya éberen figyel a furcsa hangokra.
Please stay alert when you cross the road.
Kérlek, maradj éber, amikor átmész az úton.
He is always alert in class.
Be alert for cars when you walk.
The teacher is alert to problems in the class.
よくある間違い：
Learners sometimes confuse 'alert' with 'awake'. 'Awake' means not sleeping, but 'alert' means paying attention and ready to act.
意味
Quick to notice and respond
コロケーション
stay alert
|remain alert
|alert to danger
|fully alert
類義語
attentive (Focuses on paying close attention, not necessarily about danger.)
|
vigilant (Suggests careful watchfulness, often over a long time.)
対義語
unaware (Not noticing or realizing something.)
|
distracted (Not paying attention because the mind is on other things.)
テーマ
safety
|daily life
|emotions
|core_vocabulary
|daily_life
定義
Able to see and understand things quickly, and act on them.
Quick to notice and react to possible danger, problems, or changes.
名詞
A2
2
riasztás
B1
用法パターン：
an alert about [something]
The government issued an alert about the approaching storm.
A kormány riasztást adott ki a közeledő viharról.
A security alert was sent to all employees.
Biztonsági riasztást küldtek minden alkalmazottnak.
Residents received a flood alert on their phones.
The system will trigger an alert if there is a fire.
An amber alert was broadcast for the missing child.
学習者向け例文
We got a weather alert on TV.
Időjárási riasztást kaptunk a tévében.
The phone made a sound for the alert.
A telefon hangot adott ki a riasztás miatt.
The police sent an alert about the missing boy.
The news gave an alert for heavy rain.
There was an emergency alert at school.
よくある間違い：
Learners sometimes confuse 'alert' with 'alarm'. An alarm is often the device or sound; an alert can be a message, signal, or state of readiness.
意味
Warning about danger or problem
コロケーション
issue an alert
|emergency alert
|weather alert
|security alert
類義語
warning (A general term for telling someone about danger.)
|
alarm (Often refers to a loud sound used as a warning.)
対義語
calm (A state without any warning or danger signals.)
テーマ
safety
|technology
|daily life
|core_vocabulary
|communication
定義
A message or sound that tells you there is danger or something important.
A warning or signal that something dangerous or important is happening or might happen.
動詞
B1
3
figyelmeztet
B1
értesít
B1
用法パターン：
to alert [someone] to [something]
She alerted the staff to the gas leak immediately.
Azonnal figyelmeztette a személyzetet a gázszivárgásra.
The system alerts users when their passwords are weak.
A rendszer figyelmezteti a felhasználókat, ha gyenge a jelszavuk.
A neighbor alerted police after hearing strange noises.
We must alert the public to this health risk.
He alerted me to a mistake in my report.
学習者向け例文
I will alert the teacher if I see trouble.
Szólok a tanárnak, ha bajt látok.
She alerted her friend about the storm.
Figyelmeztette a barátját a viharra.
The app alerts me when I get a message.
He alerted the police after he saw the thief.
We need to alert people to the danger.
よくある間違い：
Learners may forget 'to' after 'alert' when showing what someone is alerted about: correct is 'alert someone to something'.
意味
Inform about danger or problem
コロケーション
alert authorities
|alert the police
|alert someone to danger
類義語
warn (General term for telling someone about possible danger.)
|
notify (More formal; informing officially about something.)
対義語
ignore (To not tell or pay attention to possible danger.)
テーマ
safety
|communication
|core_vocabulary
定義
To let someone know there is danger or something important happening.
To tell someone about a dangerous or important situation so they can prepare or act.
文法
辞書形
alert
IPA
GB/əlˈɚt/
US/əlˈɚt/
音節・強勢
alert （1音節）
活用形
Adjective
- Base: alert
Noun
- Base: alert
- Plural: alerts
Verb
- Base: alert
- 3rd Person Singular: alerts
- Present Participle: alerting
- Past: alerted
関連語
Forms
alerts
noun
alerting
verb
alerted
verb
Core family
alertness
noun
Advanced or less common
alertly
adverb
表現
alert someone to something
1/əlˈɚt sˈʌmwˌʌn tə sˈʌmθɪŋ/
fixed phrase
Inform someone about specific danger/problem
To tell a person about a particular danger or problem so they can act.
例文
- She alerted me to the broken step.
- The app alerts users to new updates.
keep someone alert
3/kˈip sˈʌmwˌʌn əlˈɚt/
fixed phrase
Make someone stay aware and ready
To make a person stay aware and ready to act quickly.
例文
- The coach’s questions kept the players alert.
- Good lighting keeps drivers alert at night.
on high alert
2/ˈɔn hˈaɪ əlˈɚt/
fixed phrase
In maximum readiness for danger
In a state of being ready to act quickly because something bad may happen.
例文
- The city is on high alert after the attack.
- Soldiers are on high alert along the border.
red alert
4/ɹˈɛd əlˈɚt/
fixed phrase
Highest level of warning
The most serious warning that something dangerous is happening or will happen soon.
例文
- The military went on red alert during the crisis.
- We are on red alert for possible flooding.