foreign exchange

柯林斯词典

1. N-PLURAL Foreign exchanges are the institutions or systems involved with changing one currency into another. 外汇交易所; 外汇交易
On the foreign exchanges, the U.S. dollar is up point forty-five. 在外汇交易所，美元上涨了0.45个百分点。
2. N-UNCOUNT Foreign exchange is used to refer to foreign currency that is obtained through the foreign exchange system. 外汇
...an important source of foreign exchange. …一个外汇的重要来源。
3. N-COUNT A foreign exchange is an arrangement in which people from two different countries visit each other's country, to strengthen links between them. 外籍互换[oft N n]
He recently hosted a foreign exchange student from Argentina. 他最近招待了一名来自阿根廷的外籍互换生。