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MEANING OF
防火墙
fáng
huǒ
qiáng
防火墙
(
防火牆
)
How to write
Definition
firewall / CL:堵[du3]
Usage
中文释义
〈名〉❶用阻燃材料砌筑的墙,用来防止火灾蔓延。也叫风火墙。❷指在互联网子网与用户设备之间设立的安全设施,具有识别和筛选能力,可以防止某些未经授权的或具有潜在破坏性的访问,保证硬件和软件的安全。
Characters
防
fáng
火
huǒ
墙
(
牆
) qiáng
EXAMPLE SENTENCES
Word Card
贵妇人
防火墙
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