媒体巨人NBC已争取到美国境内独家报道奥运赛事的权利，为此，它将提供四条奥运直播流以及多达3000小时的在线视频点播。
NBC Olympics. Media giant NBC has exclusive rights to broadcast the Olympics in the United States, and will serve up four live streams and 3, 000 hours of on-demand video online.
直播平滑流(在奥运会中首先采用)。
而英国国家广播公司也已承诺将担负起重要的角色，现场直播每场奥运比赛。
The BBC, which has promised to broadcast every event from every venue live, will also have a big role to play.
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