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他们忙忙赶来，可不就是为了这样的热闹么，好戏才开锣呢。The Interface Segmentation Principle (ISP) means that it is better to use multiple specialized interfaces than to use a single total interface. That is to say, don't let a single interface take on too many responsibilities, but should separate each responsibility into multiple specialized interfaces for interface separation. Too bloated an interface is a kind of pollution to the interface.For interface programming, a lot of changes that may occur in the system in the future can be isolated. Why? If the code is written for an interface, he can implement the interface with any new class through polymorphism. However, when the code uses a large number of specific classes, once new specific classes are added, the code must be changed. Violating the opening and closing principle.This is because some Western politicians, including the United States, Britain and France, have repeatedly accused the media of carrying out news propaganda without any evidence.Lins Concubine 10刘氏听了抱歉地对秦淼笑笑，说改日再请她们，于是登上车，又点了韩庆来赶车，有些事也好当面去问青莲。Division.