词典论坛联络

   德语
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Wechselsprechanlage f =, -n
一般 intercommunication system; talk-back circuit; two-way loud speaker
化学 two-way intercom; two-way radio
工程 loudspeaker communication
建造 entry phone; interphone system; intercommunication (system)
技术 intercom; intercom system; two-way intercom system
电信 key telephone system; key system; press-to-talk system; two-way telephone system
经济 multiline telephone installation
通讯 intercommunicating system; interphone; intercommunication system