2009 年是家电下乡政策在全国范围内推广实施的第一年，这一年，彩电限价从 2000 元提高到了 3500 元，无数农村消费者就趁着这波国补，把家里的大屁股电视换代成了平板电视。
Nature, Published online: 24 February 2026; doi:10.1038/s41586-026-10298-w
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‘Unbelievably dangerous’: experts sound alarm after ChatGPT Health fails to recognise medical emergencies | Study finds ChatGPT Health did not recommend a hospital visit when medically necessary in more than half of cases
· 吴鹏 · 来源：dev资讯