Text 1 Can You Recognize Them?

Notes:

● personal computer n. 个人计算机

● notebook computer n. 笔记本电脑

● hard disk n. 硬盘

● CPU（Central processing Unit）n. 中央处理器

● main memory n. 主存储器

● motherboard n. 主板

● video card n. 显卡

● audio card n. 声卡

● power supply n. 电源

● DVD-player n. DVD播放器

● mouse n. 鼠标

● keyboard n. 键盘

Modern computers are electronic and digital devices. Figure 1-1 shows the basic organization of a personal computer, Figure 1-2 shows a notebook computer.

Figure 1-3~ Figure 1-8 show some of the internal devices of a computer. They usually can’t be seen, because they are in a box. Let’s take a look at them.

Figure 1-9 shows the power supply. Figure 1-10 shows a DVD-player, it is one of the multimedia devices.

Figure 1-11 shows two important input devices. They are mouse and keyboard.

These are simple introductions of the computer system and the components of a computer. More detailed introductions will be included in other units of this book.

参考译文

现代计算机都是电子和数字设备。如图1-1所示是个人计算机的基本组成，如图1-2所示是笔记本电脑的图片。

如图1-3～图1-8所示是计算机的一些内部设备。我们一般见不到它们，因为它们通常都在一个箱子里。让我们去看一看它们。

如图1-9所示是电源的图片。如图1-10所示是一个DVD播放器，它是多媒体设备之一。

如图1-11所示是两个重要的输入设备。它们是鼠标和键盘。

以上这些都是简单的计算机系统和组件介绍，更多的细节介绍将在本书的其他单元介绍。