The cheapest is a station-to-station call, then a person-to-person call.

最便宜的是叫号电话，然后是叫人电话。

youdao

Also under development is technology that will let a person call up ane-mail service provider and have his or her mail read over an ordinary phone.

另外一个在开发的技术能让人打电话给电邮服务器，并从普通电话中听取他的邮件。

youdao

Waving or pointing to an Arab business person would be considered rude because that is how Arabs call their dogs over.

向阿拉伯商人挥手或用手指他们是粗鲁的，因为阿拉伯人就是这样叫唤他们的狗的。

youdao

When the call comes, the 56th's six-person crews can be airborne within minutes.

VOA: standard.2010.04.27

So somebody tell me, pick somebody to cold, why don't you call a person, anybody that goes by.

我随便找个人来问问吧,随便找一个坐在边上的人就行

耶鲁公开课 - 博弈论课程节选

Video on-demand has to do with the delivery what they call content, while the video phone is the deliver of person-to-person communication. These are not nearly the same, but they both involve video.

随需视频必须与传送他们所称的“内容“相关,而视频电话是一种,个人对个人的传送，那不是,大致相同的，但它们都包含视频。

麻省理工公开课 - 媒体、教育、市场课程节选

Outsourcing company Sutherland Global Services has tested Asterisk in 400-person call centers, finding it cuts telephone costs by two-thirds.

FORBES: Dial D for Disruption

In 1995 a buddy told him to check out a six-person call center running out of an air-conditioned trailer at a minimum security prison.

FORBES: Companies, People, Ideas

One premier feature is Google Voice extensions, which means that if I make a call from my Ooma line, the person I call sees my Google Voice number instead of my Ooma number.

FORBES: Making and Taking Free Calls While Overseas