PagedControllerOnScrollView blog juejin: iOS 嵌套滚动界面实现思路: UIScrollView 上面放 UIPageViewController based on bawn/Aquaman UIScrollView 能否横着滚动 / 竖着滚动 取决于其 content size. 其 content size's width > frame size width, 可以横着滚 其 content size's height > frame size height, 可以竖着滚