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说是明天就要启程回乡了，忙得很。在审讯室里，警探与嫌犯针锋相对，试图找出真相，即使那意味着违背规定和赌上一切。Although there are subclasses in java that implement the interfaces of the parent class, But I think javascript can be different from java, It is possible that the parent class in java is an empty class, Subclasses to implement the interface of the parent class, in javascript, I think the common code is completely written in the parent function. If the business logic needs to be changed in the future, or new business logic is added, we can completely use subclasses to rewrite the parent class, so the code has strong scalability and is easier to maintain. Since I am not a professional java, please understand if there is any mistake in describing the knowledge points in java ~ ~50 yuan Face Value Birthday Banknote　　萝丝的真实身份为龙之少女，她的失踪在黑道上引起了轩然大波。为了夺回萝丝，黑道派出了邪恶的黑暗组织。在波折中，龙司逐渐发现了自己对萝丝的真正心意，为了保护自己所爱的人，他决定拿出勇气和力量，于黑恶势力决一死战嗯？我也得干活儿啊。A card, lying quietly at the bottom of the small box.