英语词汇“manual telephone system”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	manual telephone system
释义	manual telephone system manual telephone system [′man·yə·wəl ′tel·ə‚fōn ‚sis·təm] (communications) A telephone system in which connections between customers are ordinarily established manually by telephone operators in accordance with orders given verbally by calling parties.
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