2026年2月23日10时33分，跌进地畔旁边坑里的另一头牛被救出。南方周末记者郑丹摄
Concerns about the wider implications of such a change pulsed through discussions at the World Economic Forum in Davos last month and have contributed to widespread economic anxiety in the US.
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Nature, Published online: 25 February 2026; doi:10.1038/d41586-026-00623-8
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