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日本价钱不错啊。如此，在下定不为难二位。难道她应该不闪不避，站那等死不成？庞夫人无言以对。魔界的恶魔，通称“邪神”在这部由汤姆·贝林格（Tom Berenger）和特雷斯·阿德金斯（Trace Adkins）主演的西部片中，动作开始于堪萨斯州红队（Drew Waters，“真正的侦探”）从一场纸牌游戏枪战中营救小比利。男孩请求瑞德帮助保护他的家人免受歹徒索恩（阿德金斯饰）的伤害，后者刚刚绑架了比利的母亲卡罗尔。当瑞德和比利骑马去营救卡罗尔时，他们遇到了美丽而坚韧的莱斯利。。。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.