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The above is only a model of "Long En" bicycle, If you need to generate other types of bicycles, Other subclasses can be written. The most important advantage of factory mode is that some of the same methods can be implemented. We can write code in the parent class for these same methods. If we need to implement specific business logic, we can rewrite the parent class's methods in the subclass to implement our own business logic. In terms of professional terms, there are two points: First, weaken the coupling between objects and prevent code duplication. Instantiating a class in a method eliminates repetitive code. Second: Repetitive code can be written in the parent class. Subclasses inherit all member attributes and methods of the parent class. Subclasses only focus on implementing their own business logic.刘邦笑道：樊哙啊，现在你知道了吧，韩元帅之大才其实你可以猜度的？还不为以前的那些愚蠢言语向韩元帅道歉。…既然你要装犊子，哥就随你的愿，让你滚一遭犊子。海约是一个盲女，误打误撞认识了婚姻介绍所的老板旭明。旭明是个普通的男人，还没找到真爱，却也意外的失了明。在黑暗的世界中，是海约让色彩重新在他心中刷亮，他们一起用独特的方式去感受这个多彩缤纷的世界，在单纯的快乐中二人相恋了。董玲是一个在上海地铁工作的女孩，一直喜欢的男子结婚了，她内心受伤。此时偶然收到了一封来自台北的贺卡。于是，和贺卡主人钟程一段互相寻找爱的故事开始了。然而自从旭明吃下了一颗诡异的圣诞糖果，他和海约的关系便有了令人不安的转折。同时，钟程和董玲也在地铁里苦苦找寻着地铁46号出口《生活大爆炸》近几年来一直是全美收视率最高的情景喜剧，续订之后，这部剧至少将拍到第12季，也会成为美国电视史上最长寿的情景喜剧之一。CBS和华纳还在筹拍一部衍生剧，聚焦谢耳朵小时候的故事。但战争还在继续，老百姓们似乎看不到战争结束的曙光，很是无奈。