When the user presses the BACK key, the current activity is popped from the stack, and the previous one resumes as the running activity.
当用户按下BACK键后，正在运行的活动被弹出栈，旧一个恢复成为正在运行的活动。
When the user presses the BACK key, the current activity is popped from the stack, and the previous one resumes as the running activity.
当用户按下BACK键后，正在运行的活动被弹出栈，旧一个恢复成为正在运行的活动。
应用推荐