而且两国各自专门从事那些本国占有相对优势的商品生产,并进行贸易,那是对双方都有利的。

而且两国各自专门从事那些本国占有相对优势的商品生产,并进行贸易,那是对双方都有利的。
【正确答案】：Moreover , trade between two nations , each of which specializes in producing the goods in which it has a comparative advantage , benefits both.