wider currency band

例句：

1. 1.The exchange rate between the two currencies has widened significantly since the last report.
   自从上次报告以来，两种货币之间的汇率已经显著扩大。
2. 2. The wider the currency exchange rate, the more difficult it is for businesses to manage their international transactions.
   货币兑换率越宽，企业管理国际交易就越困难。
3. 3.The government is considering a plan to narrow the currency exchange rate range to improve competitiveness.
   政府正在考虑一项计划，以缩小货币兑换率范围，以提高竞争力。