作为这节课的开始，我先稍微回顾一下，一些关于发育过程的内容，先说胚胎发育，这里有张图。

To start out I'm going to go back to the thinking about development a little bit, embryonic development, and show you a picture here.

youdao

下面开始今天这节课的主题，保险是我们现有的另一种，风险管理制度。

Anyway, I want then to move on to the topic of today's lecture, Insurance is the other side of the risk management institutions that we have.

youdao

下面开始今天这节课的主题，保险是我们现有的另一种，风险管理制度。

Anyway, I want then to move on to the topic of today's lecture, Insurance is the other side of the risk management institutions that we have.

youdao