voice group call

短語詞組

短語

• virtual voice group call 虛擬組呼
• Voice Group Call Service 呼叫服務(wù);話音組呼叫業(yè)務(wù);話路群呼叫業(yè)務(wù);話音群呼業(yè)務(wù)
• Dynamic Voice Group Call Service 動(dòng)態(tài)語音組呼業(yè)務(wù)
• vgcs voice group call service 話路群呼叫業(yè)務(wù)
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