xyzshop/chat/language/zh_cn/member_chat.php

<?php
defined('InShopNC') or exit('Access Invalid!');
$lang['nc_member_chat_login']	=  '登录超时或者当前账号已退出';
$lang['nc_member_chat_name_error']	=  '接收消息会员账号错误';
$lang['nc_member_chat_add_error']	=  '发送失败，请稍后重新发送';