manual switchboard

基本解释

• 人工交換機

英汉例句

權威例句

• When computerized dialing systems were introduced, they replaced the need for manual telephone switchboards and, consequently, the switchboard operators that ran them.
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词组短语

短語

• manual telephone switchboard 人工電話交換機
• manual toll switchboard 長途人工接續台
• manual common battery switchboard 人工共電式交換台
• manual multiple type switchboard 人工複式交換台

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专业释义

電子、通信與自動控制技術

• 人工交換台
• 人工交換機
• 人工縂機
• 人工交換縂機

機械工程

• 人工交換電磐