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Original source Posts Seeking Paid River Samples Appear Across Platforms: Could This Be Espionage, and How Should People Respond?
多平台出现「有偿征集河流样本」的帖子，不少网友说可能是间谍行为，是真的吗？遇到这种情况该怎么处理？
A public trend signal observed across 1 source.
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