firewall
英 [ˈfaɪəwɔːl]
[NOUN]
firewalls
1. [C 可数名词] （网络）防火墙
A firewall is a computer system or program that automatically prevents an unauthorized person from gaining access to a computer when it is connected to a network such as the Internet.
双语例句
例：New technology should provide a secure firewall against hackers.
新技术应该提供一个安全的防火墙以防御黑客。
NOUN. 名词
关注新东方在线考雅课程中心
免费获取雅思备考资料包
资料下载
雅思口语题库
扫码添加助教回复【口语题库】免费领取
公开课
编辑推荐