The spatial view (the grid of rectangles) and the tree view (the hierarchy of nodes) represent the same structure. Searching for a point means walking down the tree: at each node, you check which of the four children contains your target coordinate and recurse into that child. You never visit the other three.
阿爸是上世纪七十年代被阿嬷买回来的，20元。当时他四个月大。他的生母在当地一家医院做保洁，晚上拖地、倒垃圾，白天抱着他在医院看病。阿爸那时一直发烧拉肚子，反反复复，看不好。
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To say sailing hasn't been smooth of late at Ubisoft would be an understatement. Last year, the company reorganized its corporate structure under a system of "creative houses." The first, Vantage Studios, is partly owned by Tencent and now oversees Assassin's Creed. Then in October, franchise head Marc-Alexis Côté left the company. He later claimed he was "asked to step aside" and is suing his former employer.。heLLoword翻译官方下载对此有专业解读
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