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Http://www.jiemian.com/article/2007883.html项梁这么安排，显然是有意而为之，有压制刘邦的意思。Https://www.jiemian.com/article/2011028.html　　一个饱受家庭暴力摧残的留守女人，在曾经恋人的怀抱里找到了慰藉。黑暗里绝望的女人与情夫密谋杀夫，可当莽夫的死讯真的传来时，情夫却避而不见矢口否认一切。当女人又一次陷入绝望，另一个男人出现在她的生活里，他给女人带来的不仅仅是关心……我大哥他们回来了？严克将军愣了愣：你大哥？是谁？林聪慌忙示意黎水不可忘形，她则恭敬地抱拳回禀道：禀告严将军，他是黎指挥的弟弟，叫黎水。自然知道轻重，所以在短时间内这将会成为一个不传之秘。One problem with the factory method pattern is that the creation of the class depends on the factory class, that is to say, if you want to expand the program, you must modify the factory class, which violates the closure principle. Therefore, from the design point of view, there are certain problems, how to solve them? We use the abstract factory mode to create multiple factory classes, so that once new functions need to be added, we can directly add new factory classes without modifying the previous code. Because the abstract factory is not very easy to understand, let's look at the diagram first, and then it is easier to understand with the code.