定义：
a resource-definition script (.rc file) that describes the resources used by your application. a text file.
The file can use single-byte, double-byte, or Unicode characters.
However, RC supports a subset of the preprocessor directives, defines, and pragmas in a script. 但是，rc支持预处理命令，define，pragmas
原文：http://www.cnblogs.com/yiii/p/5861961.html