Word · Frequency #1543
fourth
/fɔːrθ/
numeral
第四
四分之一
In use
This is the fourth time I have called you today.
The meeting is on the fourth floor of the office building.
She was the fourth person to arrive at the station.
the fourth + noun
用于表示顺序中的第四个。
Please turn to the fourth page.
请翻到第四页。
a fourth + of + noun
表示四分之一，也可用one fourth。
He ate a fourth of the pizza.
他吃了披萨的四分之一。
number + fourths
分子大于1时，fourth要用复数。
Three fourths of the students passed the exam.
四分之三的学生通过了考试。
Common mistakes
It is fourth o'clock.It is four o'clock.
表示时间时，小时数用基数词（four）而非序数词（fourth）。
He is fourth student.He is the fourth student.
序数词修饰名词时前面要加定冠词the。
Connections
Collocations
- fourth quarter
- 第四季度
- The company's profits increased in the fourth quarter.公司利润在第四季度有所增长。
- fourth grade
- 四年级
- She is teaching fourth grade this year.她今年教四年级。
- fourth of July
- 美国独立日
- We celebrated the Fourth of July with fireworks.我们放烟花庆祝美国独立日。
- fourth place
- 第四名
- He finished in fourth place in the race.他在比赛中获得第四名。
- fourth time
- 第四次
- This is the fourth time I've told you.这是我第四次告诉你了。
- fourth dimension
- 第四维
Learner notes
Memory Tip
想象数字4后面跟着字母th，就像第四名选手举着‘4th’牌子。
Context & Register
语域：中性；典型场景：序数用法，分数用法；说明：通常用于表示顺序或分数，正式与非正式场合均适用。
Pronunciation & Spelling
Genuine rhymes: forth, north (exact vowel and ending match). A common lookalike: worth (spells with -orth but vowel is /ɜr/ not /ɔr/).
Usage priority
Collins 词频等级为 4，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 ECDICT, WIKTIONARY.