将“functional firewall"翻译成中文

Working less well, according to the surveys, was the functional firewall system.

根据调查结果,功能防火墙系统工作得不太好。

The concern for an improved functional firewall is supported by the findings of the agency headquarters survey.

对机构总部的调查的结论印证了改进职能防火墙的希望。