a paper round的用法和样例：
- A. A paper round won't earn you much money. B. You won't earn much money on/from a paper round.
- He spent a lot of time talking and reading and delivered a paper round to earn some money.
- The newspaper owner failed to pull the paper round.
- The mill where we often labour is a paper mill.
- Fold a piece of paper round the flowers.
- Use a paper towel to soak up the cooking oil.