The volunteers also teach about the American and world economies and about industry and trade.

VOA: special.2009.11.27

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

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