英语词汇“private branch exchange access line”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	private branch exchange access line
释义	private branch exchange access line private branch exchange access line [′prī·vət ′branch iks‚chānj ′ak‚ses ‚līn] (electricity) Circuit that connects a main private branch exchange (PBX) to a switching center.
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