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Avoid coupling the sender and receiver of the request, make it possible for multiple objects to receive the request, connect these objects into a chain, and pass the request along this chain until an object processes it. This is the responsibility chain mode. In the responsibility chain mode, it is possible for each object to process the request, thus realizing decoupling between the sender and receiver of the request. At the same time, the responsibility chain mode simplifies the structure of the object, which makes each object only need to refer to its successor without knowing the whole chain, thus improving the flexibility of the system and making it more convenient to add new request processing classes. However, we cannot guarantee that all requests can be processed in the responsibility chain, and it is not conducive to observing runtime characteristics.No. 87 Toc Tien心中恻然，面上不却不漏声色，与项羽叔侄施礼见面。该剧讲述了市井青年李溪成带着救火英雄光环加入消防中队，在与一众伙伴共同历经生死考验后，最终结下深厚情谊，志在用自己的青春和热血将消防事业进行到底的故事。大学新生海沅，他住的房子很可疑，跟着来到这里的客人上顶楼的话，会发现这里有家能观望首尔全景的屋塔房餐厅佛罗里达酒店。佛罗里达酒店有「花美男四人帮」，当海沅因呼噜噜吃炸酱面的声音感到迷茫时，看到恩奎用手打面的样子，海沅的心脏开始剧烈跳动！咕噜噜～啪！啪！海沅和恩奎超近距离的罗曼史！等这案子了结，我们就要回南边去了，所以才要折价清货。Centers around a three-way romantic relationship involving a suburban married couple.