为什么有效？回到调研中的理论：TU Delft 的研究发现，「身份导向提示」（如「你是一名有经验的少儿读物作者」）比单纯的指令（如「用简单的语言写」）更能有效降低文本的阅读难度等级。原因在于，身份设定不是在告诉模型「怎么写」，而是在告诉它「你是谁」——当模型「入戏」后，词汇选择、句式结构、比喻策略都会自然地向目标受众倾斜，而不需要用户在 prompt 中逐条规定。
Total test duration: PT10.156S，推荐阅读新收录的资料获取更多信息
China's exports remain highly competitive and resilient, but they also face rising uncertainty and growing protectionist pressure from other regions. As a result, placing greater emphasis on balancing international trade with stronger domestic demand may be a more pragmatic long-term strategy, even as exports continue to support short-term growth.，这一点在新收录的资料中也有详细论述
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