And here is at least part of the reason why: Since late July the government has been paying for people to trade in older vehicles for newer ones with greater fuel economy.

VOA: special.2009.08.07

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