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The intermediary mode is also used to reduce the coupling between classes, because if there is a dependency relationship between classes, it is not conducive to the expansion and maintenance of functions, because as long as one object is modified, other related objects have to be modified. If you use the mediator mode, you just need to care about the relationship with the Mediator class, the relationship between specific classes and the scheduling to the Mediator, which is a bit like the spring container. Let's look at the picture first:《毒枭》在经过三季于哥伦比亚的反毒战争后将告一段落。Netflix将原来的第四季独立出来作为衍生剧《毒枭：墨西哥篇》（Narcos: Mexico）。这是一个十万八千丈高的托天巨猿。家姐在军中呆了几年，脾性刚硬的很。9. Appearance Mode (Facade)你是什么样的人，信仰什么又热衷什么，半个灵魂都泄露在你的书架上。尤其对作家而言，书房是作家的创作基地，也是他们阅读休憩、安顿身心的地方，这里以书籍、物品和生活的点滴细节，创造出一个独属于作家个人的精神世界。作家有什么样的阅读趣味和阅读偏好，作家的思想、精神、气质和文风何以形成，或许都可以在这个地方找到线索和答案。国内几位顶尖的文化人首次向世人敞开私密的书房世界，《书房里的世界观》带你分享他们美丽的精神花园和内心风景。