很多短视频的内容是片段化的，缺少可索引的长文本。大模型从一个 20～60 秒的字幕里拼一个完整回答，它得跨很多条视频去拼接，比起直接拿一条 10～20 分钟的YouTube文字稿，成本高太多。
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。体育直播是该领域的重要参考
Credit: World of Wonder
Weight-loss drugs could help people who have had a heart attack avoid suffering potentially fatal complications afterwards, research has found.