iOS 默认 Root 密码为什么是 “alpine”，有何意味？ - 知乎 首先，这来自内部 code name，然后 iOS (iPhone OS) 的 code names 是跟滑雪胜地有关。 Alpine 就是映射加州 Placer 县的 “Alpine Meadows” > The Alpine Meadows ski resort in the North Lake Tahoe California area, near Squaw Valley The resort has 11 chairlifts and 2 surface lifts covering 2,400 acres (970 ha) of terrain Alpine has a vertical drop of 1,800 ft (550 m