| 释义 |
computer Usually a digital electronic device that carries out logical and arithmetical calculations according to a very precise set of instructions contained within a program, known as software. It typically comprises a number of different components, though in laptop and handheld computers some of these may be contained within a single unit. These components are known as computer hardware and will include input devices such as keyboard, mouse, microphone for speech recognition software, or tablet and pen; a central processing unit which carries out the actual calculations; memory storage devices such as the working memory, the computer's hard disk drive; output devices such as a monitor and printer; and communication devices which allow computers to connect to one another or to the Internet.
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