原文： Exports and imports of goods between nations with different units of money introduce a new economic factor,the foreign exchange rate,which gives the price of the foreigners unit of money in terms of one's own. 译文：在使用不同货币单位的国家之间对商品进行进口和出口会介绍一个新的经济因
原文： Exports and imports of goods between nations with different units of money introduce a new economic factor,the foreign exchange rate,which gives the price of the foreigners unit of money in terms of one's own. 译文：在使用不同货币单位的国家之间对商品进行进口和出口会介绍一个新的经济因素，这就是好的比率。
