Word · Frequency #46
one
一
The number 1; the digit or figure 1.
- 1.
The digit or figure 1.
数字或符号1
- 2.
the smallest whole number or a numeral representing this number
最小的整数或表示该数字的数码
- 3.
Used to briefly refer to a noun phrase understood by context
用于简要指代上下文理解的名词短语
- 4.
a single person or thing
单个的人或事物
- 5.
A person or thing (having some specified characteristic or attribute).
具有某种特征或属性的人或物
- 6.
The identity element with respect to multiplication in a ring.
在环中关于乘法的单位元
一个人或事物；那个；乘法单位元；数字或符号1；最小的整数或表示该数字的数码；用于简要指代上下文理解的名词短语
In use
I have only one left.
He is the one I told you about.
Choose any one from the box.
he has the one but will need a two and three to go with it
they had lunch at one
he is the best one
this is the one I ordered
one of [plural noun phrase]
谓语动词用单数，与of后的名词在语法上一致。
One of the students is late.
其中一名学生迟到了。
the one [relative clause/modifier]
Connections
Collocations
- number one
- 第一名；最重要的人或事物
- He is number one in the rankings.他在排名中是第一名。
- the one
- 那一个；唯一的人或事物
- She is the one I love.她是我爱的那一个。
- one of a kind
- 独一无二的人或事物
- This artwork is one of a kind.这件艺术品是独一无二的。
- one thing
- 一件事
- One thing I know for sure is that he is honest.有一件事我确定，他是诚实的。
Idioms & figurative uses
- one in a million
- 百里挑一，极难得的人或物She's one in a million—smart, kind, and talented.她是百里挑一的人——聪明、善良又有才华。
Learner notes
Memory Tip
one发音似'碗'，想象一个人端着一个碗——代表 '一个'。
Context & Register
中性，多用于日常计数及泛指单个实体，在正式与非正式场合均常见。
Grammar Note
作名词时通常指数字1或特定的人/事物
Pronunciation & Spelling
Words like 'none' and 'done' share both the -one spelling and the /ʌn/ sound with 'one'. Words like 'fun' and 'sun' rhyme but have different spellings. Be cautious with words like 'bone' and 'cone' which share the -one spelling but are pronounced with /oʊn/, not /ʌn/.
High-value vocabulary
该词属于 Oxford 核心词汇，值得优先掌握常见搭配和句型。
Usage priority
Collins 词频等级为 5，建议结合例句记忆，而不是只背中文释义。
Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.