是否有任何理由，你不能使用一个虚拟财产？这将提供正是你正在寻找的功能。它只是不会是一个字段

Is there any reason you can't use a virtual property? That would provide exactly the functionality you are looking for. It just wouldn't be a field.

protected abstract string[] array { get; }

...

...

protected override string[] array { get { return new string[]{"...","..."}; }}