莫納漢（Monaghan）解釋，這類實驗性研究的目的，是了解人們如何在一門語言中逐漸站穩腳步。
The dashed circle shows the current best distance. As the algorithm finds closer points, the circle shrinks, which causes more subtrees to fail the "could contain a closer point?" test and get pruned. The search usually gets cheaper as it progresses.，详情可参考爱思助手下载最新版本
BackAn interactive intro to quadtrees。Line官方版本下载是该领域的重要参考
Apple quietly makes running Linux containers easier on Macs。搜狗输入法2026是该领域的重要参考
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