话务的英语怎么说

话务的英文：
telephone traffic

Receptionists'telephones are always engaged.
接待员的电话总是占线。

I have to make a telephone call.
我必须打个电话。

I telephoned to thank her.
我打电话向她道谢。

It happened that there was a telephone booth nearly.
碰巧在附近有个公用电话亭。

It happened that there was a telephone Booth nearBy.
碰巧在附近有个公用电话亭。

The traffic discords.
交通噪音刺耳。

Traffic lane contraction, Traffic Land Reduction
车道缩减

The dense fog paralyzed the traffic.
浓重的大雾使得交通完全中断。

I have no traffic with him.
我和他没有什么交往。

traffic pattern altitude
起落航线高度