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Builder mode refers to separating the internal representation of a product from the construction process of the product, thus enabling a construction process to generate product objects with specific different internal representations. It emphasizes the construction process of the product. The main points of its implementation include:B) It is suggested to start from a simple scene and discover or design a certain pattern by yourself. From this, you can understand how the model solves the problem. In this way, the model becomes your own thing, and you will not have the problem that it is easier said than done. All design patterns are just the application of basic principles and concepts in specific occasions. You may not know the name of a design pattern, but you know all its advantages, disadvantages, variants and applications. Seeing mountains is not mountains, seeing water is not water.关于戒毒的现实题材剧7、毒夫记 8集 潘金莲－翁虹两人同时叫出声，葫芦扑过去抱住郑青木，板栗则被黄豆和黄瓜扯住了。