求翻译：网站维护是为了让您的网站能够长期稳定地运行在Internet上，及时地调整和更新您的网站内容，在瞬息万变的信息社会中抓住更多的网络商机。本文主要介绍网站维护的基本内容、意义、方法和网站的安全管理。是什么意思？

Website maintenance is to enable your website to the long-term stable running on the Internet, to adjust and update your website content in a timely manner, seizing more networking opportunities in the rapidly changing information society. This article mainly introduces the basics of website maintenance, meaning, and site security management.