说明：  编译原理及实践，很好地介绍编译原理的书，主要是通过实践类的说明和详细的步骤叙述来讲述编译器的原理，适合初学和告阶者使用
(compiler theory and practice, a good picture book compiler theory, mainly through the kind of practice descriptions and detailed the steps described to the compiler on principle, suitable for beginners and tickets bands use)