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���[���}�K�W���̂��m�点。关于这个话题，safew官方版本下载提供了深入分析
。heLLoword翻译官方下载是该领域的重要参考
Games and physics simulations need to detect which objects are touching or overlapping. With nnn objects, checking every pair is O(n2)O(n^2)O(n2) comparisons, which gets expensive fast. A hundred objects means roughly 5,000 pair checks. A thousand means nearly 500,000.，更多细节参见搜狗输入法下载
2021年，在生存线上苦苦挣扎了多年之后，松下终于下定决心从电视机生产领域大举撤退，这一年松下被传出大幅缩小电视机业务，自主生产仅保留部分高端机型，总量约为100万台，仅为高峰期的5%。