And two, to give you a better sense of design especially as your programs get a little more involved and they play or they run for more than just a few seconds time.

另一方面，使你们对设计更有感觉,尤其是你的程序要适用于更多的应用环境或,要运行不止几秒钟时间的时候。

哈佛公开课 - 计算机科学课程节选

Just in a couple of minutes, I want to give you a little bit more sense of what educational design is and just a brief over view of the course work.

我想用两分钟，简单介绍一下教学设计,再简介一下课程内容。

哈佛公开课 - 幸福课课程节选