sole of exchange

例句：

1. 1.The company's profits have been reduced by the sole of exchange.
   公司的利润因交换的剩余部分而减少。
2. 2. The bank was left with a sole of exchange after the merger.
   在合并后，银行只剩下了交换的剩余部分。
3. 3. The only way to make ends meet is to sell off some of our sole of exchange assets.
   为了维持生计，我们不得不出售一些资产。