We get on a free conference-call service with four other parties to begin discussing a major deal.

我们通过免费电话会议，四方参加共同讨论一个重要的项目。

youdao

Comparing to the normal phone call, each video calls will be charged by the billing system separately. The conference service can also be charged as a special service.

计费系统将把视频通话和普通的语音通话分开来计费，视频会议业务也可以作为一项特殊业务单独计费。

youdao

You can offer a conference call number but the service works best when users just listen to the audio through their headsets connected to their computer.

FORBES: How Google Is Forever Changing The Webinar

He selects one and can then instantly conduct a three-way conference call via Skype and pay for the translation service via PayPal.

FORBES: The New Skype-EBay Ecosystem

Midwives at the conference are also set to call for a comprehensive NHS home birth service for those women who want to have their baby at home.

BBC: 'Dispirited' midwives issue warning