逐节信号传送link: n. 火把,火炬。 signal: n. 1.信号,暗号;信号器。 2.动机,导火线 (fo ...signalling link: 信令链路radio signalling link: 无线信令链路reserve signalling link: 备用信令链路下载手机词典可随时随地查词查翻译