货币兑换成本仍是跨境贸易的最大障碍之一。Currency-conversion costs remain one of the biggest obstacles to cross-border trade.他们兑换旅行支票时依据的汇率跟兑换现钞时不同。They exchange traveller's cheques at a different rate from notes.在街头兑换货币是违法的——无论何时都应该去银行...

“兑换”的英语可以翻译为：exchange，convert，conversion，convertibility，change ...

“兑换”的拼音为：duì huàn...