The site was launched to the public last September by a start-up company led by its twenty-six year old founder.

VOA: special.2009.02.26

I'll start you off with the wrong answer and this, by the way, can be found on this web site.

我先例举几个错误的答案,这些都可以在这个网站上找到。

耶鲁公开课 - 心理学导论课程节选