配置WordPress站点的开发，登台和生产版本

I have an already-in-production Wordpress-powered site. I would like to create both a MAMP-powered development copy of this site on my local machine as well as a staging copy that lives on my web host. When the time comes, I would push the content from local dev to staging, and staging to production after testing.I have an already-in-production Wordpress-power