trade-weighted exchange rate

例句：

1. 1.The trade-weighted exchange rate is an important factor in international trade.
   贸易加权汇率是国际贸易中的一个重要因素。
2. 2.The company's trade-weighted exchange rate has been declining recently.
   该公司的贸易加权汇率最近一直在下降。
3. 3.The trade-weighted exchange rate is calculated based on the weighted average of exports and imports.
   贸易加权汇率是根据出口和进口加权平均计算得出的。