Xcode在故事板中没有显示正确的大小？

I have an iPhone 6 to test my app i have my storyboard set to wCompact hRegular it says at the bottom this is for all iPhones in portrait and on the storyboard i can see all the content without a scrollview. However when i actually build and load the app to the device some of the content is off the screen when in the storyboard it shows otherwise. Does it not mean All iPhones in portrait or am i misunderstanding this feature of Xcode?I have an iPhone 6 to test my app i have my sto