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只怕……毛海峰咬牙道，父亲若是有意外……汪直眼睛一眯笑道：呵呵，还是先担心汪东城的家人吧。State mode refers to allowing an object to change its behavior when its internal state changes. The object seems to have modified its class. Divide this sentence into two parts by commas. The first part means to encapsulate the state into a separate class and delegate the request to the current state object. When the internal state of the object changes, different behavior changes will be brought about. The second part is from the customer's point of view, the object used has completely different behaviors in different states. The object seems to be instantiated from different classes, but in fact this is the effect of using delegates.Chairman of MDT Meeting拒绝了花生要陪他睡的提议，道：不瞒四哥，我心里乱的很，想一个人清静清静。白虎公、玄武将军听旨。(4) When mooring, in addition to the lights or types specified in Items (1) and (2) of this paragraph, the lights or types specified in Article 30 shall also be displayed.