下载和提示- Mac OS X 10.6(Snow Leopard), Mac OS X 10.7(Lion), Mac OS X 10.8(Mountain Lion), Mac OS X 10.9(Mavericks), Mac OS X 10.10.1(优胜美地)
锁定屏幕对于想要阻止访问的人特别有用 Mac,当他离开前线...