This process is called self-renewal, so that's one important process of property stem cells, that they're capable of self-renewal.

这种过程称为自我更新,所以这是干细胞的一个重要性质,它们能够自我更新

耶鲁公开课 - 生物医学工程探索课程节选

Metaphor is the bringing together in a statement of identity of the discourse that's attempting to articulate itself.

比喻就是表述,试图自我阐明交谈特点的过程。

耶鲁公开课 - 文学理论导论课程节选