常见例句雙語例句This is implemented using a screening router and a bastion host. ● Screened subnet—an isolated subnet is situated between the Internet and the private network.這是實施使用篩選路由器和一 個堡壘主機。●屏蔽子網，一個孤立的子網之間是互聯網和私人網絡。 返回 screening router