英语词汇“switchboard”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

　

单词	switchboard
释义	WordReference Random House Learner's Dictionary of American English © 2024 switch•board /ˈswɪtʃˌbɔrd/USA pronunciation n. [countable] Electricity, Telecommunications, Telecommunicationsan electronic unit on which are mounted switches and instruments used to connect telephone calls by hand. WordReference Random House Unabridged Dictionary of American English © 2024 switch•board (swich′bôrd′, -bōrd′),USA pronunciation n. [Elect.] Electricity, Telecommunications, Telecommunicationsa structural unit on which are mounted switches and instruments necessary to complete telephone circuits manually. Electricity, CinemaAlso called lightboard. a panel of switches, dimmers, etc., for controlling the lighting on a stage or in an auditorium. switch + board 1870–75, American. Collins Concise English Dictionary © HarperCollins Publishers:: switchboard /ˈswɪtʃˌbɔːd/ n an installation in a telephone exchange, office, hotel, etc, at which the interconnection of telephone lines is manually controlled an assembly of switchgear for the control of power supplies in an installation or building
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更新时间：2024/9/20 8:07:18