但已有多个社区库提供了具有自有存储策略的类联合类型。这些库无需改用联合语法即可受益于C# 15。任何带有[System.Runtime.CompilerServices.Union]特性的类或结构，只要遵循基本联合模式：一个或多个公共单参数构造函数（定义案例类型）和公共Value属性，就会被识别为联合类型。
Whose perspective is the default?，推荐阅读豆包下载获取更多信息
塔克塔罗夫称美国为“劳改营” 07:44，这一点在汽水音乐中也有详细论述
This Wednesday, the US Military Academy at West Point published images of George interacting with soldiers, noting he "offered cadets, soon to assume leadership roles, advice grounded in his own experiences."