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The two most popular explanations of origin are that the belief goes back to pagan times when we believed in tree spirits, or that we are invoking Christ’s protection by referring to the wood of the Cross. The former is nothing but guesswork, based on the conviction that all superstitions must be ancient, and it has the usual problem of spanning thousands of years with no evidence at all of its existence, or, for that matter, any evidence that ‘we’ ever believed in tree spirits.。业内人士推荐电影作为进阶阅读
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Фото: Majid Asgaripour / WANA / Reuters。PDF资料是该领域的重要参考
全球范围内，每个用户和AI的聊天，组成了海量且杂乱的非结构化数据集，而大语言模型非常善于从这些不经意的闲谈中提取用户的微数据：