The concept of redundant service is defined with the concept of object and instance.

其中用到对象和实例的概念来定义冗余服务。

youdao

Every object is an instance of some class, so "object" and "instance" are interchangeable.

每一个对象都是某一个类的一个实例，所以“对象”和“实例”可以互换来使用。

youdao

Every object is an instance of some class, so "object" and "instance" are interchangeable.

每一个对象都是某一个类的一个实例，所以“对象”和“实例”可以互换来使用。

youdao