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𓆡𓆝𓆟𓆜𓆞𓆝𓆟𓆜𓆞

#1 Created at ... [Delete] [Delete and Lock User]

让我想起来了鸭子类型

高处不胜寒

#2 Created at ... [Delete] [Delete and Lock User]

有差异, 鸭子类型描述的是"像"一个鸭子, java这种传统的动态绑定是 "是一个" xxx

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