Well, these places are the ones that have the trade, the industry, and also engage in colonization.

如此,这些地方有贸易,有工业,同时也进行殖民

耶鲁公开课 - 古希腊历史简介课程节选

What we find is that the states who are doing most of the colonizing are located where most of the trade was going on at this point in history, and also most of the manufacturing.

我们发现,殖民行为最多的地区,地处当时贸易最频繁的区域,同时,那里也是制造业最发达的地方

耶鲁公开课 - 古希腊历史简介课程节选