本发明涉及用于利用交互式电视应用提取数字内容的方法和系统。
The present invention relates to methods and systems for extracting digital content using an interactive television application.
本发明涉及用于利用交互式电视应用提取数字内容的方法和系统。
The present invention relates to methods and systems for extracting digital content using an interactive television application.
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