1. IL/MSIL (Microsoft Intermediate Language) 微软中间语言 (IL是MSIL的缩写,译为中间语言)
2. CTS (Common Type System)通用类型系统
3. CLS (Common Language Specification)公共语言规范
4. CLR (Common Language Runtime)公共语言运行时(也有的叫公共语言运行库)
5. JIT (Just in time)即时编译器