基本解释[交通运输工程]银行兑换单英汉例句双语例句We can convert them into foreign currency if you show us the relevant exchange memo issued by our bank.如果您有我行签发的兑换水单，我们可以帮您把它们换成外汇。bank exchange memo更多例句专业释义交通运输工程银行兑换单