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Next, we will talk about the responsibility chain mode. There are multiple objects, each of which holds a reference to the next object, thus forming a chain on which requests are passed until an object decides to process the request. However, the sender does not know which object will process the request in the end, so the responsibility chain mode can be implemented to dynamically adjust the system without concealing the client. Let's look at the diagram first:Http://tech.huanqiu.com/cloud/2014-12/5288347.html影片以现代都市背景展开，讲述了总被当备胎的“恋爱大师”杜子腾，爱上了前来进行追男友培训的女服务员小美，小美在被骗财并陷入绝望时，杜子腾的默默奉献感动了她……最终，备胎杜子腾终于转正，抱得美人归……..田遥如同被轰去了魂魄，呆呆地站着，哭不出一声来。讲述了一个被拐买的女孩子历经磨难，凭借真情和信念改变命运、奋斗人生的感人故事。人生境遇一波三折，但人间真情和坚强信念如石缝下的小草生生不息。In popular terms, it is to use network node resources such as IDC server, personal PC, mobile phone, smart device, printer, camera, etc. to launch a large number of attack requests on the target, which leads to waste of network resources, congestion of link bandwidth, depletion of server resources and interruption of service, making it impossible to provide normal services to the outside world, and only game over can be announced. The detailed description is shown in the following figure:母亲安排的多次相亲都无疾而终，这让伊强感到疲惫不堪，于是他从一个相亲应用上雇了一位理想女友。