The body, the mouse, or the human, or any organism already shows us how to make an ear.

身体，老鼠，人以及其他一些组织,业已向我们展示了耳朵的发育。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选

As division happens and the developing organism acquires more and more cells, individual cells become differentiated, they become more and more like their final mature form.

分裂过程不断发生,以及发育中的有机体对更多细胞的需求,细胞个体便逐渐分化,它们越来越接近成熟细胞的样子

耶鲁公开课 - 生物医学工程探索课程节选

We're going to talk as we go through about the concept of stem cells and how stem cells are related to development and what's so special about stem cells.

在以后的课程中我们会学到,干细胞的概念,干细胞和发育的关系,以及干细胞的特殊之处

耶鲁公开课 - 生物医学工程探索课程节选