英语词汇“first line of defense”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	first line of defense
释义	first line of defense 基本例句第一道防线 Thefirst line of defenseagainst disaster is a backup of the data.备份的数据是应对灾难的第一道防线。 Traditionally, users usually adopt Firewall as their first line of defence.传统上，网络用户一般采用防火墙作为安全的第一道防线。
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