firewalls是什么意思？

firewalls

• n. 防火墙( firewall的名词复数 )；

例句

• Sometimes it means firewalls because it's dangerous to mingle. 这有时会意味要竖起一道墙,因为混合交融是很危险的.

柯林斯高阶英汉双解学习词典释义

• N-COUNT
  防火墙(自动防止未经授权者通过网络侵入计算机的系统或程序)
  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.
  例句
  New technology should provide a secure firewall against hackers. 新技术应该能提供安全可靠的防火墙抵御黑客袭击。