“direct outward dialing”的概念、定义、翻译、参考文献-科学参考

单词	direct outward dialing
释义	direct outward dialing [dǝ¦rekt ¦au̇t·wǝrd `dīl·iŋ] ^{COMMUNICATIONS} A private automatic branch telephone exchange that permits all local stations to dial outside numbers. Abbreviated DOD.
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