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　　这群少年对前途悲观，终日流连迪斯科舞厅、溜冰场，还组成“风暴列车”溜冰队。The 23 design modes, in fact, the predecessors have summed up the ways to solve the problem. Their aim is to ensure the low coupling and high cohesion of the system. The principles guiding them are nothing more than the design principles of packaging change, single responsibility, interface-oriented programming, etc. After that, I will continue to share my WCF learning process. Although there are many WCF series in the blog park, I felt that it was not necessary to write them before, and I felt that I could use them. However, I did not write them. I always felt that the knowledge was not my own and I did not feel in-depth. Therefore, I still want to write such a series. I hope all bloggers will support me more.The unit of length is 12 inches per foot, the unit of weight is 12 ounces per pound, and the unit of weight is 12 pence per shilling. Even the imperial length of penalty kicks in football matches is 12 yards.侯府那边，就用皇上赏赐的银子布置，不必太讲究。Make a template and define the calling order and method in the template. Different subclasses implement methods with their own characteristics, and then access the calling methods of subclasses when accessing externally.Weightlifting belt:电影《太空旅客》由《模仿游戏》导演莫腾·泰杜姆掌镜，《普罗米修斯》编剧乔·斯派茨操刀剧本，是克里斯·帕拉特和詹妮弗·劳伦斯两人的首次银幕合作。故事背景设定在遥远的未来，一艘运送数千人到遥远殖民地星球的太空飞船发生了技术故障，让本该再沉睡90年的乘客Jim Preston（克里斯·普拉特 Chris Pratt 饰）与Aurora（詹妮弗·劳伦斯 Jennifer Lawrence 饰）提前从冬眠中醒来。