Request REQ的意思|示意

Req is what identifies the request.

req的功能是标识请求。

This function takes two arguments - a request (req) and a response (res).

此函数带有两个参数，一个请求(req)和一个响应(res)。

The req object constructs the request with open() and sends the request using send(), which blocks until a response is received.

req 对象用 open() 方法构造请求，再用 send() 方法发送请求，这时这个方法会阻塞，直到接收到响应为止。

Recall from that discussion that a TGT request contains four data fields: pvno, msg-type, padata, and req-body.

回想在那里的讨论中，TGT请求包含四个数据字段：pvno、msg - type、padata和req - body。