What does the nginx.conf configuration file mean?

The configuration file structure of nginx.conf is as follows:

...... # It mainly defines the global configuration events{ #events block of nginx: it mainly configures network connection} http{ #http block: proxy cache and log definition. Most functions and configuration of third-party modules can be put here ... #http global block server{ #server block: each server is equivalent to a virtual host. It can have multiple hosts to provide services jointly and provide a set of services with close logical relationship to the outside ... #server global block location /{ #location: based on the request string received by nginx server, match the strings except the virtual host name, and handle specific requests ...}} ......