一来 … ，二来 … (firstly …, secondly …)
IntroducedTwo reasons differ from a time sequence
- You choose cycling because it saves money and gives exercise.
- to ride a bike (motorbike…骑车to go to work上班，firstly一来to save money省钱，secondly二来锻炼身体。 — The two phrases give two reasons for the same choice.
Locate the pattern in real examples
- firstly一来 … ，secondly二来 … (firstly …, secondly …): I / me我not不to go去(completed / change)了,firstly一来太远,secondly二来not / haven't没(concept of) time时间。; to ride a bike (motorbike…骑车to go to work上班,firstly一来to save money省钱,secondly二来锻炼身体。
- Read the whole clause before choosing a translation. The examples show the pattern in use; the context below determines what the speaker claims.
You choose cycling because it saves money and gives exercise. What does 骑车上班，一来省钱，二来锻炼身体。 communicate?
The two phrases give two reasons for the same choice. They do not mean that saving money happens first and exercise second. For successive actions use 先…再…. Reasons may have different importance without a strict ranking.
Follow the speaker
firstly一来cheap便宜，secondly二来convenient方便。
- In the opening situation: to ride a bike (motorbike…骑车to go to work上班，firstly一来to save money省钱，secondly二来锻炼身体。
- The two phrases give two reasons for the same choice.
Using the pattern named in this lesson: Firstly cheap, secondly convenient: 一来便宜，____ 方便。
一来 + R1，二来 + R2 = firstly …, secondly …: 一来便宜,二来方便.
一来 introduces the first reason; 二来 the second.
Yes — a tidy two-reason list.
Check the limit of the explanation
- They do not mean that saving money happens first and exercise second.
- For successive actions use early先…again / then再…. Reasons may have different importance without a strict ranking.
一来 and 二来 require the reasons to occur at different times.
They do not mean that saving money happens first and exercise second. For successive actions use 先…再…. Reasons may have different importance without a strict ranking. The two phrases give two reasons for the same choice.
Repair the form before interpreting it
- The form secondly二来to save money省钱，firstly一来锻炼身体 needs repair here. Write firstly一来to save money省钱，secondly二来锻炼身体 instead; keep the word or frame in its demonstrated order.
- Form and meaning are separate checks. After the repair, explain the sentence in its situation rather than treating a familiar translation as a universal rule.
Rewrite the demonstrated repair exactly: 二来省钱，一来锻炼身体
The demonstrated form is 一来省钱，二来锻炼身体. The two phrases give two reasons for the same choice.
Keep the distinction
- The two phrases give two reasons for the same choice. Check the relevant speaker, time or group in the surrounding context.
- They do not mean that saving money happens first and exercise second. For successive actions use early先…again / then再…. Reasons may have different importance without a strict ranking.
Read the full reference: HSK 6 grammar — Sentence patterns.
What does 一来…二来… do?
一来…二来… = reason one, reason two.
You choose cycling because it saves money and gives exercise. Close the examples. Say a Mandarin response, then write it in Chinese. Explain briefly in English what the lesson’s pattern adds. Compare with the model, then change one detail and try again.
This is supported productive practice. Compare meaning and structure; your answer need not copy the model. A partner or teacher must hear the spoken response to comment on pronunciation.