英语词汇trunk switching是什么意思，trunk switching的用法、释义、翻译、读音、例句、短语词组-英汉汉英翻译词典

单词	trunk switching
释义	trunk switching　长途线路交换
随便看	general custom general damage general damages general dealer general dearler general debate general debility general debility general debt general debt general deduction general delivery general delivery general delivery term general demurrer general denial general department general deposit general depository general depot general derivative general devise general didactics general dimension general dimensional analysis

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