科学上网名称：冲鸭搜索
知名度较高的搜索引擎。与谷歌的不同之处在于：不依赖于用户的个人信息对搜索结果进行二次过滤。该平台重视用户隐私，并避免因个性化检索导致的过滤气泡现象。特点是：对同一组关键词的用户呈现一致的搜索结果。
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