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。
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。
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。
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