A 3-hour documentary shows you what Beijing was like.

一个三个小时的纪录片给你展示北京许多年前是什么样的。

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This one-hour documentary takes a close look at the life of tigers in India.

这部一个小时的纪录片近距离地观察了印度虎的生活。

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I'm working on a two-hour documentary about Latinos in baseball called El Beisbol.

我是棒球和工作纪录片拉丁裔萨尔瓦多一两个小时，在棒球调用。

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And they have graciously meet available their complete Film library. Not just the documentaries but the films They use before cut together the documentary for every hour of documentary their might be a hundred more hours of source video and film.

他们还实现了完整的电影图书馆,不仅是成型的纪录片,还有最初未剪辑的完整电影,每一个小时的纪录片背后他们可能,有超过100个小时的资料片电影。

麻省理工公开课 - 媒体、教育、市场课程节选

Child psychologist Dr. Michael Thompson hosts the two-hour documentary, and he spoke with NPR's Farai Chideya.

NPR: Documentary Examines Misconceptions About American Boys

The nonprofit group Invisible Children produced the "Kony 2012" half-hour documentary, which was viewed tens of millions times on YouTube.

CNN: STORY HIGHLIGHTS

PricewaterhouseCoopers LLP is sponsoring a one-hour documentary, American Business at the Crossroads.

FORBES: Magazine Article