One of the things that come with the development of this kind of agriculture as the polis is coming into being is slavery.

这种小家庭农业的发展,是随着各城邦开始采用,奴隶制度而发展起来的

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There are factions that grow up for one reason or another and they come into conflict.

政治派系相继出现,他们之间有很多利益冲突

耶鲁公开课 - 古希腊历史简介课程节选

And what happened is, over a 30-year or so period, the industry really shifted to be one where industry standards started to come into play, the customers started to have a bigger role.

经过了30年左右，这个行业发生了变化,出现了产业标准，消费者的角色也越来越重要。

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