The framework can then restore the continuation from the session before each new request, using the same approach that you used to store user data.

然后，框架可以在处理每个新请求之前从会话中恢复延续，采用的方法与存储用户数据一样。

These backups can be used to restore databases to their proper state after data corruption events, such as software failures, hardware failures, bad application logic, and user errors.

当发生数据毁坏事故，例如软件故障、硬件故障、错误的应用程序逻辑和用户错误后，可以使用这些备份将数据库恢复到适当的状态。

This function verifies if the form data is restorable and then asks the user to confirm if he or she wants to restore the auto-saved form.

这个函数将检查表单数据是否可恢复，然后要求用户确认是否希望恢复自动保存的表单。

When the user returns to the form, he will have the option to restore the form if the saved data is still available.

当用户再次返回此表单时，如果所保存的数据还在，他就可以选择恢复此表单。