得知小姨与三舅逃亡的历史后，杜耀豪的内心涌现一个苦涩的疑问：“为什么不把这些钱拿去给劳改营的小舅，换他自由？难道一定要牺牲一个，换另外两个？”
"That was one about my idol," he told the Birmingham crowd. "And this is one he wrote," he said, launching into a cover of The Beatles' 1968 classic Revolution.
，这一点在服务器推荐中也有详细论述
The efficiency depends on the query size relative to the data distribution. A small query in a sparse region prunes almost everything. A query that covers the whole space prunes nothing (because every node overlaps), degenerating to a brute-force scan. The quadtree gives you the most benefit when your queries are spatially local, which is exactly the common case for map applications, game physics, and spatial databases.，推荐阅读爱思助手下载最新版本获取更多信息
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