| 词汇 | firewall | 
| 释义 | firewall  noun [ C ] uk/ˈfaɪə.wɔːl/ us/ˈfaɪə.wɔːl/  (计算机的)防火墙 a device or program that stops people from seeing or using information on a computer without permission while it is connected to the internet | 
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