You'll have to register, but there's no cost. At the website you'll also get a hint about areas to watch for breakthroughs in the coming year, including America's human spaceflight program.

VOA: standard.2009.12.24

It seems as if no other websites existed for teenagers except the website created by Harris and Klebold, the two shooters in that case.

就好像就没有别的适合年轻人的网站了,他们眼里只有Harris和Klebold所建立的网站，也就是本案里的两个枪击者。

麻省理工公开课 - 媒体、教育、市场课程节选

It seems as if no other websites existed for teenagers except the website created by Harris and Klebold, the two shooters in that case.

就好像就没有别的适合年轻人的网站了,他们眼里只有Harris和Klebold所建立的网站，也就是本案里的两个枪击者。

麻省理工公开课 - 媒体、教育、市场课程节选