Lua是一个小巧的脚本语言，很容易嵌入其它语言。轻量级 LUA语言的官方版本只包括一个精简的核心和最基本的库。(Lua is a small scr ipt language, which is easy to insert into other languages. The official version of the lightweight LUA language only includes a streamlined core and the most basic library.)