英语词汇“line and trunk group”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	line and trunk group
释义	line and trunk group line and trunk group [¦līn ən ¦trəŋk ‚grüp] (communications) A group consisting of four-wire circuits, incoming private automatic branch exchange trunks, and intertoll trunk groups.
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