说明：  语义分析 语义分析，编译作业，词法分析语义分析，编译作业，词法分析语义分析，编译作业，词法分析语义分析，编译作业，词法分析,,Visual C++
(semantic analysis semantic analysis, compile operations, lexical analysis semantic analysis, compile operations, lexical analysis semantic analysis, compiler work, lexical analysis semantic analysis, compile operations, lexical analysis, Visual C)