精二和精一区别

克雷塞(丹泽尔·华盛顿饰)曾是一名经验丰富的特种部队的军人，退役后的他负疚于自己曾经执行过的任务，由于对生活失去了信心，终日将自己浸泡在酒精和麻木之中。他的老友(克里斯托弗·沃肯)不忍见他如此消沉下去，于是邀他前往墨西哥，并为他提供了一份保镖的工作，在墨西哥城，绑架的案件时有发生，那些家境富裕孩子往往成为绑架者的首选。克雷塞受命保护的就这样一个百万富翁的女儿，刚刚十岁的平塔(达珂塔·芬妮饰)，由于她的父母接到了绑匪的威胁，因此雇佣了克雷塞。 　　进城吧，没什么可怕的，心外无理，心外无物，心外无事。但绝对做不到收获最大收益。此剧讲述行为分析师们剖析最棘手的案件，分析凶手的心理和作案特征，并在他们再次施暴前预测出他们的下一步行动，协助当地警察捉拿凶手的故事。In the above program, we saw the broadcasting mechanism. What exactly is Scratch's broadcasting mechanism? Any role can broadcast messages with names, and the contents of general messages are very readable. When others feel that they have received the message, they will trigger the execution of the corresponding script. Look at the following roles, which are reflected in received messages and broadcast messages.The main difference between the proxy mode and the appearance mode is that the proxy object cannot directly access the object, but can only be accessed by the proxy object, while the appearance object provides a simplified access call interface for each subsystem, while the adapter mode does not need to fabricate a proxy, so as to reuse the original interface. The appearance mode defines a new interface, while the adapter reuses an existing interface.