Lua 是一个小巧的脚本语言。作者是巴西人。该语言的设计目的是为了嵌入应用程序中，从而为应用程序提供灵活的扩展和定制功能-Lua is a small scr ipting language. The author is Brazilian. The language is designed to provide flexible expansion and customization features embedded in the application, for the applicati