https://3c.yipee.cc/186482/%e3%80%90apple-wwdc-2021%e3%80%91ipados-15-%e6%8f%90%e4%be%9b%e5%9c%a8-ipad-%e4%b8%8a%e9%9d%a2%e9%96%8b%e7%99%bc-iphone-%e5%92%8c-ipad-app/
【Apple WWDC 2021】iPadOS 15 提供在 iPad 上面開發 iPhone 和 iPad app