Preliminary phase one tests of this new type of flu vaccine have already started in humans, but in an interview, Nabel said that even if all goes well, it will still be years before a universal flu vaccine is widely available.

VOA: standard.2010.07.21

Some of the questions that I have already received from you before the class started.

有几个问题课前就有人问我了。

哈佛公开课 - 幸福课课程节选

So honestly, one of the best strategies in this course and in programming in general is-- generally speaking design, but it's these little tricks of the trade that will honestly make things much more fun, much more easier, and really allow you to focus on the juicy parts of the problem and not little tiny bugs that you may have started tripping over already.

说实在的，这堂课在编程方面最棒的策略之一,简而言之，就是--设计，但这只是一些让事情更简单,更容易的小技巧，让你专注于问题的核心关键,而不是一些可能让你绊倒的,这样或那样的小错误。

哈佛公开课 - 计算机科学课程节选

Engineering and accounting graduates were more likely to have started their job search already and to have accepted a job.

VOA: special.2009.06.25