改进题：A more realistic approach toward international specialization is that of comparative advantage.

译文：参与国际分工是采取比较优势的的另一更为现实的做法。

改进题：A more realistic approach toward international specialization is that of comparative advantage.

译文：参与国际分工是采取比较优势的的另一更为现实的做法。

改进的译文：参与国际分工的另一更为现实的做法是采取比较优势的做法。