"We start off by asking them to complete a national three-hour long educational program.

VOA: special.2011.07.29

So there are a lot of different things that students do as we bring them to the program, as we give them a solid foundation and then we help them start applying this move towards that.

我们录取学生进修硕士课程,他们可以做各种各样的事，我们给他们打下坚实基础,帮助他们加以应用。

哈佛公开课 - 幸福课课程节选

So I start this program by declaring as I did before a global variable X. It is global simply because it is not inside any of my functions.

在程序的开始，我声明,一个全局变量X，它是一个全局的,因为它不在任何一个函数里面。

哈佛公开课 - 计算机科学课程节选

Health officials say trials have gone smoothly and Australia could be the first country anywhere to start a mass immunization program.

VOA: standard.2009.08.25