奥普拉·温弗瑞在民主党全国大会上发表演讲，揭示美国梦的短片

奥普拉·温弗瑞在民主党全国大会上发表演讲，她的登台直到她现身才被公开。作为脱口秀主持人转型为亿万富翁媒体大亨的奥普拉，赢得了家乡观众的热烈欢呼。

## Original Title: Oprah Winfrey Speaks at DNC, Revealing Short Film on the American Dream
## Article Content:
The appearance was kept under wraps until the talk-show host turned billionaire media mogul stepped onstage, to deafening cheers from her hometown crowd.

Original article: https://www.nytimes.com/2024/08/21/us/politics/oprah-winfrey-kamala-harris-dnc.html