At the core of it is a belief in progress, something that was essentially not present among the Greeks.

其核心就是对于进步的信仰,实质上说这在希腊文化中是不存在的

耶鲁公开课 - 古希腊历史简介课程节选

We do have, um, a focus on non- Western cultures in one of our core curriculum classes.

在核心课程中，我们确实有一门课不是讲西方文化的。

哥伦比亚大学的教程 - SpeakingMax英语口语达人