Quadtrees
四元树
🗣️ 情景例句
Say, don't I know you from somewhere?
我是不是在哪里见过你？
The baby liked to feel the touch of her shiny, new toy.
小宝宝喜欢新玩具闪闪发光的触感。
and so on up to the size of the globe.
如此等等，一直到全球的范围。