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AumP一人分饰两角，演绎性格各异的孪生姐妹，Vee饰演温文尔雅的。妹妹是外表光鲜亮丽的明星，但私生活很乱，几次三番的让姐姐背黑锅，幸好姐姐身边有男主不离不弃的守侯，但这又惹来妹妹的嫉妒，不折手段地想要破坏他们。于是主仆相对吃起来，吃一回，又偷笑一回，吃完各自歇息不提。幼儿园生活仍在继续。为培养小朋友的火灾自救能力，纪燕带大家玩了“冲出火海”游戏。奶奶带顾得白去摘玉米，谁知顾得白三心二意，最后只摘了两三个玉米，这件事让顾得白明白做任何事都要一心一意。顾得白围观陈小安烧菜，了解到火要在空气里才能燃烧。冬天的节日很快来临了，顾得白一家三口聚在家里包汤圆、吃团圆饭，还上街逛元宵灯会。猜灯谜活动中，一家人共同努力，赢了一部学习机。陈小安告诉顾得白，新的一年更要好好学习！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:Human's classification consciousness and practice on vegetation, animals and other organisms have existed since ancient times. They existed in ancient China and ancient Greece, and developed into a science-taxonomy. However, the early classification was mainly based on morphology, such as the shape of roots, stems and leaves. Taxonomy based on morphology is the oldest discipline in biology, and the earliest phyla, classes, orders, families, genera and species basically came from here. Taxonomy in the general sense refers to a specialized discipline that identifies, identifies, describes, names and classifies organisms. The task and purpose of taxonomy can be divided into two parts:Then this platform really turned into dead thunder. Because the person in charge of the platform can no longer be caught.入夜之后，护卫范增的两千士兵就地扎营。