英语翻译An operating system[操作系统] is a program,which acts as an
英语翻译
An operating system[操作系统] is a program,which acts as an interface[接口] between a user of a computer and the computer hardware.
The purpose[目的] of an operating system is to provide[提供] an environment[环境] in which a user may execute[执行] programs.
In general,however,there is no completely definition[定义] of an operating system.Operating systems exist because they are a reasonable way to solve[解决] the problem of creating a usable computing system.
The fundamental[基本的] goal of computer systems is to execute user programs and solve user problems.Towards this goal computer hardware is constructed[构建].