Cancels an /attach or /server command, or a file transfer.  Use /cancel on a network view when ChatZilla is repeatedly trying to attach to a network that is not responding, to tell ChatZilla to give up before the normal number of retries.  Use /cancel on a file transfer view to stop the transfer.
取消 /attach 或 /server 命令，或文件传输。当 ChatZilla 反复尝试连接到没有响应的网络时，请在网络视图上使用 /cancel，以告诉 ChatZilla 在正常重试次数之前放弃。在文件传输视图上使用 /cancel 来停止传输。