计算机英语翻译

三段
The operating system defines our computing experience. It's the first
software we see when we turn on the computer,and the last software we
see whenthe computer is turned off. It's the software that enables all
the programs we use. The operatings system organizes and controls the
hardware on our desks and in our hands,yet most users can't say with
any certainty precisely what it is that the operating system does.

It's important to realize that not all computers have operating systems. The computer that controls the microwave oven in your kitchen ,for example,does't need an operating system.It has one set of
relatively simple tasks to perform ,very simple input and output methods(a keypad and an LCD screen),and simple,never-changing hardware to control. For a computer like this, an operating system would be unnecessary baggage,adding complexity where none is required. Instead, the computer is a microwave oven simply runs a single program all the time.

As for computer systems that go beyond the complexity of the microwave ,however,an operating system can be the key to greater operating efficiency and easier application development.All desktop computers have operating systems.The most common are the Wingows family of operating systems,the UNIX family of operating systems available for
special-purpose applications,including specializations for mainframes,
robotics,manufacturing,real-time control systems and so on.

根据我们的计算机水平来决定使用的操作系统。操作系统是我们开关机时显示在屏幕上的软件。它是我们用的所有软件的载体。操作系统使计算机硬件掌控在我们手中。虽然许多用户不能准确地说出操作系统到底是什么。

但是,不是所有的计算机都有操作系统。譬如我们厨房里的微波炉,像这样的电器就不需要操作系统。它只是设定了一些相对简单的程序, 一些简单的输入输出的操作(面板和显示屏)用固定的硬件来控制。 对这样的计算设备来说,没必要安装复杂的操作系统。微波炉的计算设备总是运行一些比较单一的程序.
计算机的系统要比微波炉的程序复杂得多。操作系统是计算机的命脉,掌控着高效运行速率和简单操作的应用程序。所有的微机都设有操作系统,主要的操作系统有Windows系列,UNIX 系列用于一些特殊的应用,包括主机,机器人,生产制造和实时控制系统等。
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第1个回答  2016-08-29
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