在 Ångström 第一次引导时，它会检查系统上的总线，初始化键盘、显示器、鼠标、以太网适配器和所有其他外设，然后寻找要使用的驱动程序。

The first time Ångström boots, it inspects the buses on the system and initializes the keyboard, display, mouse, Ethernet adapter, and any other peripherals, then finds the correct drivers to use.

youdao

在这段代码中，您首先要为标准输入声明一个文件指针，以便您能够在拼写检查过程中从键盘获得交互式信息。

In this code, you start by declaring a file pointer to standard input so that you can get interactive information from the keyboard during the spell-check process.

youdao

请检查之前，您试图这样做，你有一个数字键盘，因为这是唯一的要求这样做。

Please check before you attempt to do this that you have a numeric keypad, as this is the only requirement for this.

youdao