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switchboard词源

发布于:2025-07-05 17:53浏览量:93文/优校网

英文词源

switchboard (n.)youdaoicibaDictYouDict
also switch-board, "device for making interchangeable connections between many circuits," 1867, from switch (n.) + board (n.1).

中文词源

switchboard:交换机,交换台,总机

switch,交换,board,电路板。

该词的英语词源请访问趣词词源英文版:switchboard 词源,switchboard 含义。