This was an Olympics , that began on a sad note after the death of Nodar Kumaritashvili, a young luge athlete from Georgia, during a practice run on the same day as the opening ceremonies.

VOA: standard.2010.03.01

Well, that's the sense of theory that I like to work with, and I would pause over it by saying that after all, there is a difference and practice and we shouldn't too quickly, at least, confuse the terms.

我想在此讨论的就是理论的这种解释，不过我想补充一句，理论和实践是两回事,至少我们不能混淆这两个名词。

耶鲁公开课 - 文学理论导论课程节选

I'm gonna run a.out and your teaser for the kinds of programs you can write after years and years and years of practice will give you output like this.

运行a，out，这类麻烦的程序,你多年多年之后也能写,因为最后的结果是这样的。

哈佛公开课 - 计算机科学课程节选