What is the difference between static and non-static variables?

静态变量和非静态变量有何不同？

youdao

Well, an abstract class can have non-static variables, and an interface can't.

抽象类可以有非静态变量，而接口不可以有。

youdao

Well, an abstract class can have non-static variables, and an interface can't.

抽象类可以有非静态变量，而接口不可以有。

youdao