In some cases, especially the later on you go, some shops that have quite a few slaves that worked to produce these things.

在某些情况下,特别是历史越往后发展,一些作坊拥有不少奴隶,生产手工制品

耶鲁公开课 - 古希腊历史简介课程节选

When I say manufacturing, you understand everything is done by hand, but you see things like shops that contain a number of slaves working for a master.

你应明白,我所说的制造业是指手工业,但也包括,若干奴隶为主人工作的作坊

耶鲁公开课 - 古希腊历史简介课程节选