英语词汇“patch board”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	patch board
释义	Collins Concise English Dictionary © HarperCollins Publishers:: patch board, patch panel n a device with a large number of sockets into which electrical plugs can be inserted to form many different temporary circuits: used in telephone exchanges, computer systems, etc Also called: plugboard
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