分币

例句：

1. 1. He has a collection of old coins in his wallet.
   他在钱包里收藏了一些旧硬币。
2. 2. The bank gave me a bonus for reaching the target amount.
   银行给了我一笔奖金，因为我达到了目标金额。
3. 3. They exchanged their currency for each other's at the border.
   他们在边境交换了各自的货币。