translation.en: The trick was to decompose the computer's construction into numerous stand-alone modules, each of which could be individually specified, built and unit-tested in isolation from the rest of the project.
translation.zh: 而诀窍是将计算机结构分解为 许多独立的模块， 每一个都可以被独自说明 制造和单元测设，而与项目的其他部分完全分离。