随着黑客的出现，从防病毒程序到防火墙的层层安全措施被添加进来，试图阻止他们。
As hackers turned up, layers of security, from antivirus programs to firewalls, were added to try to keep them at bay.
防病毒的措施之一是用户重视知识产权，不要盗版复制软件。
One of the measures to prevent virus user is focus on intellectual rights, don't pirated copy software.
根据病毒性肝炎多重感染的有关流行因素，提出了一些预防病毒性肝炎多重感染的防制措施。
According to their epidemiologic factors, some measures were provided to prevent the hepatitis viruses coinfecting and superinfecting.
应用推荐