电话系统上的一个选项,允许出局呼叫被放入一根或多根中继线路中。
An option on a telephone system which allows outgoing calls to be put in line for one or several trunks.
呼叫被取消,因为通讯设备驱动程序关闭了此线路。
Your call was canceled because the telephony device driver closed the line.
呼叫被取消,因为通讯设备驱动程序关闭了此线路。
Your call was canceled because the telephony device driver closed the line.
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