为什么要使用静态方法？静态方法只能使用静态属性/字段。无法访问实例属性/字段。有很多方法可以做到这一点。所以引入上下文会更好。

Why do you want to use static method? Static method can use only static properties/fields. There is not access to instance properties/fields. There are many methods how to do it. So it would be better to introduce context.