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5. Except when it has been determined that there is no danger of collision, every ship shall reduce its speed to a minimum speed that can maintain its course when it hears the fog signal of another ship appearing to be in front of the ship or unable to avoid an urgent situation with another ship in front of the ship. When necessary, the ship should be completely stopped, and in any case, the ship should be driven with great caution until the danger of collision has passed.这种小说也只有天启能写出。Jonas Armstrong饰演Jason，Jodie唯一的弟弟，她生活中唯一真正支持她的人。Deborah Findlay饰演Lynn，Jodie的母亲，两人关系不和。Rupert Penry-Jones饰演Mark，Daniels的父亲，对自己的情绪和儿子的生活都极其控制。Reference: QQ Flying Car-Baidu Encyclopedia这句话很重要，所以重复两遍。但他也知道此番迎战李由不会那么轻松，随意范增出谋划策，龙且，项庄，虞子期协助，压力还是不小，须得打起十二分的精神。In the above code, we use three functions, order500, order200, orderNormal to handle its own business logic, If the current own function cannot handle things, We pass it to the following function to handle it. By analogy, Until there is a function that can handle him, Otherwise, the responsibility chain mode will leave the chain directly, telling that it cannot be processed and throwing an error prompt. Although the above code can be used as the responsibility chain mode, we can see from the above code that the Order500 function depends on functions such as Order200, so there must be this function, which also violates the open-closed principle in object-oriented. Let's continue to understand writing flexible and detachable responsibility chain nodes.