预告&#29255

……咸阳，相国府。黑娃也道：又不用唱，又不用舞，就跟平常一样，我们要是还演不好，那不是跟蠢猪一样了。The park makes full use of flowers and plants, trees, water bodies, architectural sketches, terrain treatment and other garden construction elements, and adopts the gardening method of combining natural style and planning style, overlapping mountains and managing water, integrating the characteristics of the times and traditional connotation, and creating a garden landscape with elegant and unique style. In particular, plant landscaping is used. Erythrina, a symbol of Quanzhou, a famous historical and cultural city, is used as the backbone tree species in the park, supplemented by banyan, mango, basin frame wood and other tree species. Arbor, shrub, flowers and plants are integrated into a whole to achieve the artistic effect of plant landscaping through rich spatial levels and colors. In spring, the Erythrina flower, which is shimmering like a cloud, blooms with a warm and fiery smile. It is very beautiful and makes people forget to return.Horse尹旭信心满满，对此充满了期待。Liskov Substitution Principle, LSP (Richter Substitution Principle) means that subclasses must replace their parent types. In other words, in the process of software development, after the subclass replaces the parent class, the behavior of the program is the same. Only when the subclass replaces the parent class and the function of the software is not affected can the parent class be truly reused, and the subclass can also add new behaviors to the parent class. In order to look at an example of violation of LSP principles, the specific code is as follows: