The choice of buying-sellingexchange mechanism is important to the exchange rate.
结售汇制的选择是一国汇率制度的重要内容。
2
The choice of buying-sellingexchange mechanism is made by central bank's discretion against concrete conditions for a country in a dynamic process.
结售汇制的选择问题是一国中央银行对其具体情况的相机抉择，它本身处于动态变化之中。
3
Floor traders were unable to keep track of computer-driven orders, particularly those sellingexchange-traded funds—baskets of stocks linked to an index.