"I think that Egypt, since it represents a moderate trend in the region, adopts dialogue as a method, as a tool to deal with the world,".

VOA: standard.2009.10.08

And so this doesn't know how to do it, it doesn't have a method to deal with it, so it complains.

因为，我原来是期望做什么来着？,我原来是要对x坐标，和y坐标进行对比的。

麻省理工公开课 - 计算机科学及编程导论课程节选