英语词汇“PBX”的翻译、意思、用法、释义-英汉双解词典

单词	PBX
释义	PBX /ˌpiː biː ˈeks/ abbreviation private branch exchangea private telephone network used within offices or a company, in which there are a limited number of lines for making calls outside the company, which are shared专用支线交换机；用户交换机
随便看	retail distribution common pricing pay TV hand-operated mass marketing tighten BIS enterprise center average share-out proportional clerk notebook PC gage working day VATmen king-sized stockholder equity downside reservation price insolvency practitioner 2G pass-through security chaebols mark

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