新興運動：操控無人機足球 半空上演攻防戰

https://schoolchoice.hk/zh-hant/%e6%96%b0%e8%88%88%e9%81%8b%e5%8b%95%ef%bc%9a%e6%93%8d%e6%8e%a7%e7%84%a1%e4%ba%ba%e6%a9%9f%e8%b6%b3%e7%90%83-%e5%8d%8a%e7%a9%ba%e4%b8%8a%e6%bc%94%e6%94%bb%e9%98%b2%e6%88%b0