I rarely used the four physical buttons at the bottom of the screen (in portrait mode) for locking the screen, browsing, returning to a previous screen, and returning to the home screen.
屏幕底部的四个物理按键在肖像模式下分别用于锁定屏幕、浏览、返回上一屏幕以及并返回主屏幕，但我很少使用。
The screen is held in place with the help of a locking mechanism.
屏幕是同在一个地方的锁定机制的帮助。
The method comprises the following steps of: acquiring a screen locking resource name and an unlocking resource name chosen by the user;
该方法包括：获取用户选择的锁屏资源名称和解锁资源名称；
The method comprises the following steps of: acquiring a screen locking resource name and an unlocking resource name chosen by the user;
该方法包括：获取用户选择的锁屏资源名称和解锁资源名称；
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