| 单词 | firewall |
| 释义 | firewallfirewall /ˈfaɪɚwɔl/ ●○○ noun [countable] 1a wall that will not burn, used to keep a fire from spreading2computers a system that protects a computer network from being used or looked at by people who do not have permission to do so, especially over the Internet3a system that is used by large financial or law companies to stop secret information from being passed from one department to another |
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