如果服务器端没有事件发生，而发生了超时，服务器端就会请求客户端进行异步重新连接。

If no event occurs on the server side, a timeout occurs, and the server asks the client to reconnect asynchronously.

youdao

如果服务器端没有事件发生，而发生了超时，服务器端就会请求客户端进行异步重新连接。

If no event occurs on the server side, a timeout occurs, and the server asks the client to reconnect asynchronously.

youdao