Message in Chinese (Simplified) (中文(简体))![](/img/flags/zh-chs.png)
如果类型的任一方法为抽象,该类型必须声明为抽象。
Unlocalized message![](/img/flags/en.png)
Type must be declared abstract if any of its methods are abstract.
Search by Google如果类型的任一方法为抽象,该类型必须声明为抽象。
Type must be declared abstract if any of its methods are abstract.
Search by Google