说明：  Lua由标准C编写而成，几乎在所有操作系统和平台上都可以编译，运行。Lua并没有提供强大的库，这是由它的定位决定的。所以Lua不适合作为开发独立应用程序的语言
(Written in Lua by the standard C, almost all operating systems and platforms can be compiled and run. Lua does not provide a strong library, which is determined by its position. Lua is not suitable for a standalone application as the development of language)