与其说张清森意识到了线上渠道的潜力，不如说传统渠道想要打进去太烧钱，他只能把线上渠道当重要战场。
which we present a simplified example of.
，这一点在体育直播中也有详细论述
東部戰區應對台海與東海局勢，在當前台海緊張與中日關係趨冷的背景下尤為關鍵。楊志斌曾長期在東南沿海空軍系統任職，擔任過空軍福州指揮所司令員、南部戰區副司令員等職，對台海局勢知之甚詳。
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.