"The biggest thing was just like this paper airplane, it was a way that you can make something with found materials,cheap paper, scraps,even trash."

VOA: standard.2010.03.17

And the rest of this thing, this is just a cheap piece of molded plastic.

其他的部分是由,便宜的模塑塑料构成。

哈佛公开课 - 计算机科学课程节选

And the rest of this thing, this is just a cheap piece of molded plastic.

其他的部分是由,便宜的模塑塑料构成。

哈佛公开课 - 计算机科学课程节选