unknown
gb/ʌnnˈoʊn/ us/ʌnnˈoʊn/
A2
英語
~ 2100
ismeretlen, ismeretlen személy, ismeretlen mennyiség
A2
1
ismeretlen
B1
用法パターン：
[something] is unknown
The cause of the fire is still unknown.
A tűz oka továbbra is ismeretlen.
Her whereabouts are currently unknown to the police.
A tartózkodási helye jelenleg ismeretlen a rendőrség előtt.
The substance was of an unknown origin.
The author of the letter remains unknown.
We sailed into unknown waters.
学習者向け例文
The reason is unknown.
Az ok ismeretlen.
His name is unknown to me.
A neve számomra ismeretlen.
The place is unknown.
The answer is unknown.
This animal is unknown in my country.
よくある間違い：
Learners sometimes confuse 'unknown' with 'strange'; 'unknown' simply means not known, while 'strange' implies unusual or odd.
意味
Not known or identified
コロケーション
remain unknown
|identity unknown
|unknown source
|unknown reason
|unknown location
類義語
unfamiliar (Suggests something not previously experienced or recognized.)
|
unidentified (Specifically means not having been officially recognized or named.)
対義語
known (Means recognized, familiar, or identified.)
|
familiar (Means something is recognized from previous experience.)
テーマ
knowledge
|information
|mystery
|core_vocabulary
定義
Not known or recognized by people.
Not known, recognized, or identified by name, nature, or existence.
名詞
B1
2
ismeretlen
B1
用法パターン：
an unknown [person/thing]
The actor was a complete unknown before the film.
A színész a film előtt teljesen ismeretlen volt.
She was an unknown in the art world until last year.
Tavalyig ismeretlennek számított a művészeti világban.
He faced an opponent who was an unknown to him.
学習者向け例文
He is an unknown in sports.
A sport világában ismeretlennek számít.
She was an unknown before the show.
A műsor előtt ismeretlen volt.
That singer was an unknown last year.
意味
A person or thing not known
コロケーション
a complete unknown
|an unknown quantity
|a relative unknown
類義語
stranger (Usually refers to a person you have never met, but may be known to others.)
|
outsider (Refers to someone not belonging to a group, not necessarily unknown in identity.)
対義語
celebrity (A person widely known by the public.)
|
famous person (Someone who is well-known to many people.)
テーマ
people
|mystery
|core_vocabulary
定義
A person or thing that people do not know about.
A person or thing whose identity or nature is not known or recognized.
名詞
B2
TECHNICAL
3
In this equation, x is the unknown.
Ebben az egyenletben az x az ismeretlen.
We need to solve for the three unknowns in the system.
Meg kell oldanunk a rendszer három ismeretlenét.
The experiment aims to identify the unknowns in the mixture.
学習者向け例文
X is the unknown in this problem.
Ebben a feladatban az X az ismeretlen.
We must find the unknown number.
Meg kell találnunk az ismeretlen számot.
There are two unknowns in this question.
意味
Variable with undetermined value
コロケーション
solve for the unknown
|find the unknowns
類義語
variable (A symbol representing a quantity that can change or be assigned different values.)
対義語
constant (A value that does not change and is already determined.)
テーマ
science
|mathematics
|education
定義
In math or science, something with a value you do not know yet.
A quantity in mathematics, science, or logic whose value has not been determined.
文法
辞書形
unknown
IPA
GB/ʌnnˈoʊn/
US/ʌnnˈoʊn/
音節・強勢
un - known （2音節）
Stress on 2nd syllable (known)
活用形
Adjective
- Base: unknown
Noun
- Base: unknown
- Plural: unknowns
関連語
表現
fear of the unknown
1/fˈɪɹ əv ðə ʌnnˈoʊn/
fixed phrase
Fear of things not understood
Feeling afraid because you do not know what will happen or do not understand something.
例文
- Many people have a fear of the unknown when starting a new job.
- Her fear of the unknown kept her from traveling abroad.
the great unknown
1/ðə ɡɹˈeɪt ʌnnˈoʊn/
fixed phrase
Vast unexplored or mysterious thing
Something very big and mysterious that people have not explored or understood yet.
例文
- Space has always been called the great unknown.
- The expedition set out into the great unknown.
unknown quantity
1/ʌnnˈoʊn kwˈɔntɪti/
fixed phrase
Unpredictable due to being unfamiliar
A person or thing you do not know much about, so you cannot predict what they will do.
例文
- The new player is an unknown quantity for the team.
- The new player is an unknown quantity to the team.
- In politics, she is still an unknown quantity.
- Her abilities are still an unknown quantity in this field.