Switchboard
01
交換台, 電話交換機
the central part of a phone system by which phone calls in a hotel, office, etc. are answered and put through
例
The switchboard system in the office can handle up to 50 calls at once.
オフィスの交換台システムは、一度に50件までの通話を処理できます。
語彙ツリー
switchboard
switch
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