每次调用 AI 前，必须给统一结构：
"tags": ",".join(item.get("tags") or []),
This evolution mirrors what happened with featured snippets and knowledge panels over the past decade. Google gradually introduced elements that answered questions directly on the search page rather than requiring clicks to external sites. AI Mode represents the next iteration of this trend—more comprehensive answers, synthesized from multiple sources, delivered conversationally rather than as extracted snippets.。关于这个话题，91视频提供了深入分析
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Our digitised version of the FT newspaper, for easy reading on any device.。同城约会是该领域的重要参考
maxVal = Math.max(maxVal, nums[i]);