Word · Frequency #1948
ninety
/ˈnaɪndi/
noun
九十
核心释义
the number ninety
- 1.
基数九十
the cardinal number that is the product of ten and nine
基数九十
用法In use
The bus number is ninety.
用法提示：ninety 作为名词，指数字九十。
She lived to be ninety.
用法提示：ninety 作为名词，表示年龄九十。
Ninety is my favorite number.
用法提示：ninety 作为名词，在句中作主语，指数字九十。
be in one's nineties
表示年龄在90到99岁之间。
My grandmother is in her nineties.
我的祖母九十多岁了。
the [year] nineties
Music from the 1990s is popular again.
20世纪90年代的音乐再次流行起来。
相关词与表达Connections
搭配Collocations
- ninety percent
- 百分之九十
- Ninety percent of the students passed the exam.百分之九十的学生通过了考试。
- ninety years old
- 九十岁
- My grandmother is ninety years old.我祖母九十岁了。
- ninety degrees
- 九十度
- The angle measures ninety degrees.这个角是九十度。
- ninety feet
- 九十英尺
- The building is ninety feet tall.这座建筑物高九十英尺。
- the nineties
- 九十年代
学习提示Learner notes
记忆技巧Memory Tip
记住 ninety 以 'ty' 结尾, 是十位数, 与 nineteen (十九) 区分。
语境与语域Context & Register
通常用于年龄、数字、年代等语境，语气中性。
发音与拼写Pronunciation & Spelling
All these tens numbers share the /ti/ ending with 'ninety'. Beware that words like 'ninetieth' have a different ending (-tieth), and 'nineteen' ends with /tiːn/, not /ti/.
用法优先级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。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.