V2EX low-level language

Low-level language

释义 Definition

(计算机)低级语言:更接近硬件/机器指令、对内存与寄存器等资源控制更直接的编程语言类型,通常可获得更高性能与更强可控性,但可读性与可移植性相对较弱。(常见例子:汇编语言、机器码;有时也把 C 这类“接近底层”的系统语言算作相对低级。)

发音 Pronunciation (IPA)

/lolvl lwd/

例句 Examples

Low-level languages are hard to read but very fast.
低级语言不容易阅读,但运行速度往往很快。

To optimize the driver, the engineer rewrote part of it in a low-level language to control memory and hardware directly.
为了优化驱动程序,这位工程师用低级语言重写了其中一部分,以便直接控制内存和硬件。

词源 Etymology

该术语由 low-level(低层/底层的)+ language(语言) 组成,源于计算机早期对“抽象层次”的比喻:越“低”越接近硬件与指令集,越“高”越接近人类表达与抽象概念。随着编译器与高级语言发展,“low-level language”逐渐固定为与硬件紧密相关、抽象较少的语言类别名称。

相关词 Related Words

文学与著作 Literary Works

  • Computer Systems: A Programmer’s Perspective(Bryant & O’Hallaron)讨论系统与机器层面的编程与“低级”细节。
  • Computer Organization and Design(Patterson & Hennessy)在指令集、汇编与机器级表示中常出现相关表述。
  • Code: The Hidden Language of Computer Hardware and Software(Charles Petzold)讲解从硬件到软件的层次关系,涉及低层表示与语言概念。
  • Operating System Concepts(Silberschatz 等)在系统实现、硬件交互与效率主题中常提及低级编程语境。
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