1.
Is there a housephone near here?
这里有内线电话吗?
2.
No, it's an interphone system.You'll have to dial 0 first.
不可以，是内线电话，你得先拨0。
3.
"Of course. First you must make a clear distinction between internal and external calls. For internal calls, pick up the handset, wait for the dial-tone."
首先分别内线与外线电话。如果是内线电话，首先拿起手机，等待拨号音。
4.
A private telephone exchange that automatically connects internal "branch" lines to the external circuits of a telephone system.
一种自动地将内部用户线连接到电话系统外线的专用电话交换机。
5.
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
6.
disconnect a telephone
切断电话线路，挂断电话
7.
the telephone wire that connects to the handset.
连接电话听筒的电话线。
8.
through the phones connected by over 100, 000 miles of built-in telephone cable.
电话通过由10万多英里长的内部电话线连接起来。
9.
A wire or system of wires connecting telephone or telegraph systems.
电话线连接电话或电报系统的电线或电线系统
10.
I am sorry, the line be busy.
对不起，电话占线。
11.
wireless telephone
ph.1. 无线电话
12.
CAS( Communication Automation System) includes cabling system, broadband netw-ork system, mobile phone coverage system, cable TV and digital communication system.
CAS 通信自动化系统，综合布线、频网路、动电话楼内覆盖系统、线电视及数字程控电话系统。
13.
a telephone line for long-distance calls.
远距离通话的电话线。
14.
VHF radio telephone transmitter
甚高频无线电话发话器
15.
(of a telephone line)in use
（指电话线）使用着,占线
16.
Sorry ! The line is engaged.
对不起!电话线没空/占线。
17.
A trunk line.
干线铁路或电话干线
18.
Operator (of ka pay phone): Operator.
接线员（付费电话）：接线员。