广州市市立中山图书馆:求助!CS could not validate half-life

求助!CS could not validate half-life cs无法连接服务器 显示 could not to server CS怎么显示could not validate half-life cs半条命2 Could not load library client 玩CS提示Could not connet to servie怎么办 玩CS弹出Could not connet to sevier怎么回事 Could not copy CS的问题；could not validate Counter-strike这一句英语是什么意思？ 我玩浩方CS怎么出现了Could not validate Half-Life？ 架设CS服务器的时候 控制台显示Could not establish connection to Steam servers. 如何解决???