The $10-billion U.S.missile defense program involves a combination of systems designed to detect and intercept missiles coming from short,medium and long distances.

VOA: standard.2010.03.26

You can touch almost any part of memory in the computer systems that you want with your program, but do you want to?

通过你的程序，你可以触及到计算机系统,内存的任意部分，但是那是你想要的吗？

哈佛公开课 - 计算机科学课程节选