英语翻译Secondly,the price at which the traveller purchases fore

来源：学生作业帮编辑：作业帮分类：英语作业时间：2024/10/04 05:47:31

英语翻译
Secondly,the price at which the traveller purchases foreign currency for domestic currency differs form the price of exchanging back surplus foreign currency.The removal of these transaction costs constitutes a gain from monetary union.
One way to study human history is to study the development of how humans have learned to transmit information
句子成分啊

第一句：
其次,旅客用本国货币购买外币的价格和他将花不完的外币换回本国货币的价格是有差别的,因兑换而产生的损耗构成了金融联盟的增长
（最后这句得研究下金融学了,俺不懂,联系下语境吧,其中第一个price是主语,differ谓语,第二个price做宾语,其他乱七八糟的是修饰两个price的定语）
foreign currency
n.外币
domestic currency
本国货币
surplus
a.多余的,过剩的
monetary union
货币同盟
第二句
研究人类如何传递信息的发展历程是研究人类历史的一种途径
way 主语 is 谓语 to后那一串做宾语
to study human history 修饰way

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