第一...第二...第三...
Reach for this when you want to list reasons, points, or steps in a clear, numbered way — 'first… second… third…' It's the structural backbone of explanations, arguments, and recipes. Used heavily in podcasts, lectures, news commentary, business pitches, and anywhere the speaker wants the listener to track multiple parallel ideas. Cleaner and more authoritative than just stacking sentences with 然后… 然后… because each item gets a numbered slot.
Structure
第一，[POINT 1]。第二，[POINT 2]。第三，[POINT 3]。
dì-yī... dì-èr... dì-sān...
How to Think About It
第 is an ordinal marker — it turns a number into 'the Nth.' So 第一 isn't 'one,' it's 'the first.' Each 第N opens a new bullet point, and listeners mentally file what follows under that number. The pattern usually appears with a comma right after 第N, followed by a full sentence, NOT a noun fragment — 第一，我们没有时间。 not 第一，时间问题. The pause-and-sentence rhythm is what makes it sound like a real argument instead of a list of tags.
Examples
我不去，第一，太远；第二，太贵；第三，没时间。
Wǒ bú qù, dì-yī, tài yuǎn; dì-èr, tài guì; dì-sān, méi shíjiān.
I'm not going. First, it's too far; second, it's too expensive; third, I don't have time.
学好中文有三个方法：第一，多听；第二，多说；第三，多写。
Xué hǎo Zhōngwén yǒu sān ge fāngfǎ: dì-yī, duō tīng; dì-èr, duō shuō; dì-sān, duō xiě.
There are three ways to learn Chinese well: first, listen a lot; second, speak a lot; third, write a lot.
第一，价格便宜；第二，质量好；第三，服务棒。
Dì-yī, jiàgé piányi; dì-èr, zhìliàng hǎo; dì-sān, fúwù bàng.
First, the price is cheap; second, the quality is good; third, the service is great.
Common Mistake
Learners write 一，二，三 or 第一个，第二个，第三个 when listing points, but bare numbers sound too brisk (more like enumerating items in a list) and 第N个 attaches to a noun ('the Nth one of something'). For listing reasons or arguments in flowing speech, use 第一, 第二, 第三 by themselves at the start of each clause.
一，我没有时间。二，我没有钱。
第一，我没有时间。第二，我没有钱。
Don't Confuse With
首先...其次...再次...最后...
More formal and writerly equivalents — 'firstly… secondly… thirdly… finally…' Common in essays. 第一/第二/第三 is the spoken default; 首先/其次 sounds more polished or academic.
一方面...另一方面...
Used when there are exactly TWO sides to weigh — 'on one hand… on the other hand…' If you have three or more points, use 第一/第二/第三; for a binary contrast, use 一方面/另一方面.
一来...二来...
Spoken, colloquial 'for one thing… for another…' Sounds breezier than 第一/第二, and usually stops at two items. 第一/第二/第三 scales to as many points as needed and feels more deliberate.
Practice
我不喜欢这个工作。___ ，太累。第二，工资低。
Show answer
第一
第一，要多听；___ ，要多说。
Show answer
第二
Put in order: [第一 / 远 / 太 / ， / ， / 太贵 / 第二]
Show answer
第一，太远；第二，太贵。
Translate to Chinese: 'There are two reasons: first, I don't have time; second, I don't have money.'
Show answer
有两个原因：第一，我没时间；第二，我没钱。
Use 第一, 第二, 第三 to list three reasons you like (or don't like) something.
Show answer
Example answer: 我喜欢这家咖啡店。第一，咖啡好喝；第二，环境安静；第三，离家很近。 (I like this café. First, the coffee tastes good; second, it's quiet; third, it's close to home.)
Hear It in Real Episodes
This pattern appears in 1 Fluentide episode: