NDSGGS南都
天网防火墙：黑客组织发明的专防黑客的防火墙。上网时，很多网页或者下载的文件带有木马，每隔几天扫描一下电脑就行了，木马是黑客最平常的攻击手段。扫描木马的，软件好多的。推荐几个：ewido，木马克星，卡巴斯基，木马杀客，瑞星也很好的。
suki子雅
Spring and autumn and the Warring States period, the princes in order to defend invasion, the construction of Beacon Tower, connected by walls, forming the earliest the Great Wall
Nicole800328
During the the Spring and Autumn Period and the Warring States Period, warlords in different states bullt beacon towers and connected their ramparts to guard against the invasion led by the enemies, and ramparts connected in that way thus formed the earliest Great Wall in history.
