conference telephone

短语词组

短語

• conference e telephone device 會議
• conference e telephone subset 會議
• conference e telephone switch system 會議
• conference e telephone control board 會議
• conference telephone subset 會議電話分機
• conference telephone device 會議電話裝置
• conference telephone tandem board 會議電話滙接機;[通信]會議電話滙接台
• TRUNK CONFERENCE TELEPHONE 乾線會議電話
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