And it takes quite a long time to develop really good courseware.

而且要开发出真正好的课件需要相当长的时间。

You must realize you have to develop courseware that people really love.

你必须意识到你必须开发人们真正喜欢的课件。

This is the greatest challenge in courseware development.

这是课件开发中最大的挑战。

The biggest problem that E-education is confronted with is probably the development of good courseware.

网络教育面临的最大问题可能是开发好的课件。

And a ton of them are using courseware development, and all of them are leading the way for the other 3,000 colleges in America.

其中很多这些大学都在使用课件制作，而它们都在引领着美国其他3000多所高校。

To me, the most difficult part of courseware development is that it is hard to develop courseware simply by putting in the concepts of learning process.

在我看来，课件开发中最困难的部分是很难简单地把学习过程的概念引入课件的开发中。