你只要登录，来到管理员面板，单击工具，然后单击导出，就可以备份WP数据库。
You can just login, go to the admin panel, click Tools then Export to backup the WP database.
如果你想成为额外的安全，那么你也应该让您的数据库的备份副本。
If you want to be extra safe, then you should also make a backup copy of your DB.
如果你犯了一个错误，你可以从你的文件备份中从文件备份中重建数据库并且在做一次重建。确保第一次就是对的。
If you make a mistake, you can WordPress: Restoring your Database from backup from your backup and try this again. So make sure it is right the first time.
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