自動撥號雙向電話 automatic dial-utwo-way telephone: 自動撥號雙向電話two-way automatic distributor: 兩路自動配棉器two way automatic private line: 雙向自動專用線路two-way automatic leveling device: 雙向自動平層裝置two-way automatic private line: 雙向自動專用線路下載手機(jī)詞典可隨時隨地查詞查翻譯