Level 6 · word 16,243 of 20,000

firewall

/ˈfaɪərˌwɔːl/ American
  • n. 防火墙
Definition
  • n. a system that protects a computer network from unauthorized access
Example
The company installed a firewall to protect its computer network.
公司安装了防火墙来保护其计算机网络。