设置的持久化存储意味着，用户不必每次登录到应用程序时都提供同样的信息。
A persistent store of Settings means that the user doesn't have to provide the same information each time they log in to the application.
登录网站时，浏览器通常会询问是否持久化您的用户名和密码。
When logging in a website a browser usually asks if it should persist you username and password.
应用推荐