joye和joey英文名的区别：joye定义：Joey；乔伊的解释：英语单词，主要用作名词，翻译为“人名；乔伊”，n.小袋鼠；幼沙袋鼠；年轻的负鼠。
What is the use of defining a anonymous structure within 开发者_如何学Pythona structure? When should this concept be used?I sometimes use it to create a union between some data:
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