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.
Трамп высказался о непростом решении по Ирану09:14
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25年里，她手下的小姐有的嫁人生baby，有的分手后又回来做小姐，更多人，从这行走出后就再不跟她做朋友了，怕男朋友或老公知道自己以前当过小姐。
Temperatures fell to freezing, food and water were rationed. It was days before they limped back to the fringes of Earth's atmosphere. They climbed back aboard the Odyssey and prayed the heat shield had not been damaged.
统一使用：即查即用的数据集能力