Range queries ask "what's inside this box?" But sometimes the question is "what's nearest to this location?" This is the nearest neighbor problem, and you don't know how big your search radius should be. The nearest point might be right next to you or far away.
（十）加强组织领导。各级教育部门、各级科协应加强对高校科普工作的统筹协调。高校应认真履行科普社会服务职能，将科普工作纳入学校中长期发展规划和年度计划，建立健全由党委领导、高校科协牵头、多部门协同的常态化科普工作机制，定期研究部署科普工作。，详情可参考搜狗输入法2026
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Lowest danger rate。heLLoword翻译官方下载是该领域的重要参考
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