extension telephone

短語詞組

短語

• extension n telephone set 電話分機
• extension telephone set 電話分機
• Extension of international telephone services 國際電話業(yè)務的擴展
• extension telephone set telephone extension 電話分機
• telephone extension 電話分機
• extension of base field telephone 竝接電話
• extension number of a telephone 電話分機號碼
• fire telephone extension 消防電話分機
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