说明：  大型网站，比如门户网站。在面对大量用户访问、高并发请求方面，基本的解决方案集中在这样几个环节：使用高性能的服务器、高性能的数据库、高效率的编程语言、还有高性能的Web容器。
(Large sites, such as portals. In the face of a large number of users access, high-concurrent requests for the basic solution concentrated in these few areas: the use of high-performance servers, high-performance databases, efficient programming language, as well as high-performance Web container.)