1.
high -frequency channel
高频电路, 载波电话通路
2.
conference circuit
会议电话(调度通信)电路
3.
tried to get a free line.
试着拨通一电话线路
4.
A radio, television, or telephone network.
网路收音机、电视或电话通信网
5.
touched 19 on the phone to get room service.
轻按电话机上的号码19 以接通房间的电话线路
6.
Series and products of communication circuits for semiconductor integrated circuits--Products of telephone circuits
GB/T14027.5-1992半导体集成电路通信电路系列和品种电话电路系列品种
7.
The wireman hooked up a telephone.
线路工人已把电话装好并接通。
8.
I can' t get through the lines must be crossed.
我打不通电话--线路一定出故障了.
9.
Correlativity between traffic accidents and mobile usage;
移动电话使用与道路交通事故的关系
10.
A communications cable, as one used to transmit telephone or telegraph signals.
陆上线路通讯电缆，如用来传递电话或电报信号
11.
disconnect a telephone
切断电话线路，挂断电话
12.
The telephone operator told me that all the lines were engaged. That's why I couldn't get through (to you)
电话接线员说所有的线路都占线。所以我(给你)打电话打不通。
13.
Broadband digital communications connection that operates over standard copper telephone wires.
宽频数字通讯线路,在标准的电话铜线上运作。
14.
I tried to ring youbut I couldn't get through, eg because the line was engagedor faulty.
我给你打过电话, 但没打通（如因占线或线路故障）.
15.
To install a concealed listening or recording device or use it to monitor communications.
从电话线路上窃取搭线窃听，或偷录装置或用它监视通话内容
16.
You be through now, caller .
电话通了。请说吧。
17.
This means that high-speed, high-level circuits CAN“ talk to” low-levelcircuits through the common impedance of the negativesupply line.
这意味着:高速,高电平的电路,通过负压供电线,可以和低电平的电路"对话".
18.
Through multiplexing, it also reserves 4kHz of the bandwidth for POTS.
通过多路复用，它还能为打普通电话保留4KHz的带宽。