如果想要收费机向客户机发送消息可以选择此处(If
you want to charge the machine to send messages to the client, you can select
here)
也可以在服务端软件的客户机列表中选择任一客户机点击鼠标右键，在弹出的菜单中选择发送消息选项(You
can also select any client in the client list of the server software by
right-clicking and selecting the send message option in the pop-up
menu)
