1.
(of a telephonist)put sb into contact by telephone

(话务员)给某人接通电话
2.
The telephone operator asked the caller to hold on until a connection was made.

接线员要打电话的人等候接通电话。
3.
Tried to get hold of you but the line was busy.

想和你通电话,但总占线
4.
You be through now, caller .

电话通了。请说吧。
5.
Her line is always busy.

她的电话总是在通话中。
6.
The number be busy now .

该电话号码正在通话中。
7.
(US)ready to end a telephonecal

(准备)结束电话通话
8.
a telephone line for long-distance calls.

远距离通话的电话线。
9.
a call to a certain telephone number is called a station-to-station call; while a call to a particular person is called a person-to-person call.
与某一受话电话号码通话的电话叫做叫号电话,而与特指的个人通话的电话叫做叫人电话。
10.
high -frequency channel

高频电路, 载波电话通路
11.
international telephone and telegraph communications system

国际电话电报通信系统
12.
General Telephone Electronics Corporation

(美国) 通用电话电子公司
13.
long-range telephone and telegraph radio communications

远程无线电话电报通讯
14.
conference circuit

会议电话(调度通信)电路
15.
A telephone communication or connection.

电话联络电话通讯或联系
16.
Telephony - The science of transmitting voice over a telecommunications network.

网络电话-通过有线系统传送的电话。
17.
I couldn't get him as the line was engaged.

因电话占线,我没能挂通他的电话。
18.
Ask the operator to connect you to that number.

请电话接线员给你接通那个电话。