英语词汇“primary center”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	primary center
释义	primary center primary center [′prī‚mer·ē ′sen·tər] (communications) A telephone office having lower rank than a sectional center and higher rank than a toll center; connects toll centers and may also serve as a toll center for nearby end offices. AcronymsSeePC
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