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The function of the intermediary mode is to remove the coupling relationship between objects. After adding an intermediary object, all related objects communicate through the intermediary object instead of referencing each other. Therefore, when an object sends a change, only the intermediary object needs to be notified. Intermediaries loosely couple objects and can independently change their interaction.疑惑极了，便来询问缘故。伊万·洛克一直努力着为自己创造一个更好的生活，但今晚，他的生活将彻底土崩瓦解。在他职业生涯中最大的挑战前夕，伊万收到电话，将影响关于他的一系列事件，将击溃他的家庭、工作和灵魂。《洛克》这部影片，将是一次独特的影象体验，真实地将观众置于副驾驶座，来观看驾驶者的人生层层展开……Introduction: Korean clothing expression. "My uncle holds thick floating" is a random code form of South Korea's "QQ Sonic Speed" name. I don't know much about the specific meaning of the expression. It should be a specially designed special expression.一边示意胡老大打开。Endothermic theory: When the flame retardant is heated, endothermic reactions occur, such as decomposition, melting, sublimation, phase change, etc., which make the fiber dissipate heat rapidly and fail to reach the combustion temperature.