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Let's understand such a problem first, If our front-end development needs are the needs given to us by the demand side, It is possible that a front-end developer will deal with multiple demanders, Therefore, it will keep in touch with multiple demand parties. Then in the program it means keeping references to multiple objects, The larger the program, There will be more and more objects, The relationship between them will become more and more complicated. Now if there is an intermediary (if it is our supervisor) to meet the needs of multiple demanders, Then the demander only needs to give all the requirements to our supervisor, who will assign tasks to us according to our workload in turn. In this way, our front-end development does not need to contact with multiple business parties, we only need to contact our supervisor (i.e. Intermediary), which weakens the coupling between objects.尤其是今日，汉军更是全军昼夜不停地攻城，紧张的气氛不由地让人有些心悸。女护士小红神秘的死在自己家中，案发现场有目击者称疑犯是一个高大英俊的男子。刑侦科立刻根据疑犯相貌特征发出了通缉令，并出动了大量警力在全市范围进行搜捕。经过初步调查，发现疑犯是一名叫阿兵的男子，他的女友明明与死者是同事，在案发前夜与死者发生过激烈争论，但具体争论事情不清楚。刑侦科立刻展开了对疑犯女友的调查，但疑犯女友一口咬定“自己的男友是一个生性善良的人，并且他与死者生前没有任何仇恨，不可能是杀人凶手。”刑侦科经过几翻问讯之后，仍然无法从阿兵女友的口中获得任何信息，只得将其释放，并暗中监视她……Void Print (object sender, EventArgs e)At this time, iTunes will display a warning: "Your iPhone 7 has been detected" and you can restore your phone.一个重返青春追求梦想与爱情的奇幻故事~