So, if you want to designate anything it has to be by tangible things like pottery,particularly painted pottery,because it's easier to categorize.

所以 如果你想标注某段时期,你必须借助有形的事物,就像陶器,尤其是彩绘陶器,因为它们更容易分类

耶鲁公开课 - 古希腊历史简介课程节选