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。

youdao

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；

youdao

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；

youdao