In programming languages, transforming values to the representations specified by a given format. 在编辑语言中，把若干值变换为由给定格式所规定的表示形式。
In programming languages, a logical assembly of one or more interrelated modules. 在编程语言中，一个或多个互相关联的模块的一种逻辑组合。
Programming languages are divided into three types: machine language, which is also called an instruction system, is the only one used directly by computers. 程序设计语言分为机器语言、汇编语言和高级语言三类。机器语言是计算机唯一能直接使用的语言，也叫做计算机指令系统；
