文卷的用法和样例：
例句
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由用户定义让计算机去完成的一种工作单位。习惯上说，“作业”这个术语通常指的是作业的一种表述，这种表述可以包括一组计算机程序、一组文卷及一些给操作系统下达命令的控制语句。
A unit of work that is defined by a user and that is to be accomplished by a computer. Loosely, the term "job" is sometimes used to refer to a representation of a job. This representation may include a set of computer programs, files, and control statements to the operating system.
