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不，安汶我要定了。Ben (Sid Caesar) and Kate Powell (Vera Miles) rent a haunted New England house by the sea where their son Steve (Barry Gordon) cops the blame for mayhem caused by the pranks of three mischievous ghosts.永平帝又好气又好笑地看着他道：你不用在朕面前耍小心眼。C. Mixing: Sorin Grade, 49-person Grade, Laser Grade, Turner Grade, etc.林聪趁机说跟香儿很投缘。The Liskov Substitution Principle (LSP) is one of the basic principles of object-oriented design. The Richter substitution principle says that wherever a base class can appear, subclasses can certainly appear. LSP is the cornerstone of inheritance reuse. Only when derivative classes can replace base classes and the functions of software units are not affected can base classes be truly reused, and derivative classes can also add new behaviors to base classes. The Richter substitution principle is a supplement to the "open-close" principle. The key step to realize the "open-close" principle is abstraction. The inheritance relationship between the base class and the subclass is the concrete realization of abstraction, so the Richter substitution principle is the specification of the concrete steps to realize abstraction. --From Baidu广州末代西关小姐潘梦蝶，曾是一位绝代佳人，如今住在西关大屋中。在将近一个世纪的时间长河里，她坚守着自己的爱情，坚守着家族的秘密，坚守着属于她自己的祖屋……社区民警马思鹏是一位身手矫健、头脑聪颖、乐于助人的人民警察。他接到了一桩名为“代号西关小姐”的涉毒案件。在调查的过程中，马思鹏结识潘梦蝶及其后人叶伊西。随着案件的深入，许多不为人知的秘密随之解开，一场关于警民、亲情、血缘等复杂情感的生死较量即将展开……