苹果折叠屏iPhone尺寸缩水？比预期更小，造型神似护照本

Group 1 - The core focus of the news is the upcoming release of Apple's first foldable iPhone, which has been revealed to be smaller than expected, resembling a passport in hand [1] - The foldable iPhone will feature a vertical folding design with a 5.3-inch external display for quick information access and a 7.7-inch internal display for enhanced viewing and productivity [4] - Apple's ongoing efforts to address the screen crease issue involve testing next-generation ultra-thin flexible glass, aiming to make the crease nearly invisible, which is crucial for improving user experience [4]