Москвичи пожаловались на зловонную квартиру-свалку с телами животных и тараканами18:04
A Clear Picture。体育直播对此有专业解读
The algorithm walks the tree recursively. At each node, it checks: does this node's bounding box overlap with the query rectangle? If not, the entire subtree gets pruned (skipped). If it does overlap, it tests the node's points against the query and recurses into the children.，这一点在im钱包官方下载中也有详细论述
FT Edit: Access on iOS and web