旧金山
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我们希望将拥有知识的人与需要知识的人联系起来，将不同观点的人聚集在一起，以便他们更好地理解彼此，并让每个人都能分享他们的知识。
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我们希望将拥有知识的人与需要知识的人联系起来，将不同观点的人聚集在一起，以便他们更好地理解彼此，并让每个人都能分享他们的知识。