源选路透通桥接器 srt source routing transparent: 源路径透明srtb source route transparent bridge: 源路由透明网桥transparent bridge: 透明网桥source routing: 源路由选择,源选路; 源站选路tar transparent adaptive routing: 透明自适应路由选择下载手机词典可随时随地查词查翻译