There is only one apple left on the table.
Csak egy alma maradt az asztalon.
She has one brother and two sisters.
Egy fiútestvére és két lánytestvére van.
One of my friends is from Spain.
学習者向け例文
I have one pen.
Van egy tollam.
There is one cat in the garden.
Egy macska van a kertben.
One boy is playing in the park.
よくある間違い：
Learners sometimes confuse 'one' with 'a' or 'an'. 'One' emphasizes the exact number, while 'a/an' may not.
コロケーション
one day
|one person
|one thing
|one time
類義語
single (Often used to emphasize being alone or only one, sometimes with stylistic differences.)
対義語
zero (Represents the absence of any quantity, opposite of having one.)
テーマ
math
|daily life
|core_vocabulary
|education
定義
The number that comes before two and after zero.
The number represented by the numeral 1; the first positive integer.
用法パターン：
[something] is the one that [verb]
This is the one I told you about.
Ez az, amiről beszéltem.
Which one do you prefer?
Melyiket részesíted előnyben?
He is the one who helped me.
学習者向け例文
This is the one I like.
Ez az, ami tetszik.
Which one is your bag?
Melyik a te táskád?
He is the one with a red hat.
よくある間違い：
Learners sometimes forget to match 'one' with singular verbs and pronouns.
意味
A single person or thing
コロケーション
the one who
|the one that
|this one
|that one
類義語
individual (More formal and often refers to a person specifically.)
対義語
many (Refers to more than one person or thing.)
テーマ
daily life
|core_vocabulary
|communication
定義
Used instead of repeating a noun to mean a single person or thing.
Used to refer to a single person or thing already mentioned or easily identified.
One of the chairs is broken.
Az egyik szék eltört.
She is one of my best friends.
Ő az egyik legjobb barátom.
学習者向け例文
One of my shoes is lost.
Az egyik cipőm elveszett.
He is one of my teachers.
Ő az egyik tanárom.
コロケーション
one of them
|one of us
|one of the best
類義語
single unit (More technical or literal in some contexts.)
対義語
multiple (Refers to more than one unit or item.)
テーマ
daily life
|core_vocabulary
定義
A single person or thing.
A single person or thing, considered as a unit.
用法パターン：
[group] is one in [purpose/goal]
We must act as one to succeed.
Egy emberként kell cselekednünk, hogy sikerrel járjunk.
They spoke with one voice on the matter.
Az ügyben egy hangon szóltak.
The two companies became one after the merger.
学習者向け例文
We work as one team.
Egy csapatként dolgozunk.
They speak as one group.
Egy csoportként szólnak.
意味
United or whole as a single entity
コロケーション
one nation
|act as one
|speak with one voice
類義語
united (Emphasizes being joined together for a purpose.)
対義語
divided (Separated into parts, lacking unity.)
テーマ
relationships
|core_vocabulary
定義
Together as a single group or thing.
Forming a single unit; united or whole.
用法パターン：
One [verb] when [condition]
One should always tell the truth.
Az embernek mindig igazat kell mondania.
If one is careful, mistakes can be avoided.
Ha az ember óvatos, elkerülhetők a hibák.
One must be prepared for change.
学習者向け例文
One should eat healthy food.
Az embernek egészségesen kell étkeznie.
One must be polite to others.
Az embernek udvariasnak kell lennie másokkal.
One can learn from mistakes.
よくある間違い：
Learners often use 'one' in informal contexts where 'you' would sound more natural to native speakers.
意味
An unspecified person (formal)
コロケーション
one should know
|if one wishes
類義語
you (impersonal) ('You' is less formal and more common in everyday English for general statements.)
テーマ
formal language
|core_vocabulary
|communication
定義
'One' means 'any person' in general statements, used in formal English.
Used to refer to an unspecified person in general statements, especially in formal speech or writing.
