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.
function mockToString(target, name) {，更多细节参见旺商聊官方下载
Trump raises prospect of 'friendly takeover' of Cuba, says Rubio in talks，更多细节参见heLLoword翻译官方下载
"objectives": [