teleconferencing
noun /ˈtelikɒnfrənsɪŋ/
/ˈtelikɑːnfrənsɪŋ/
[uncountable]- the practice of holding conferences or discussions at which members are in different places and speak to each other using phone and video connections
Topics Phones, email and the internetc1电话会议;电信会议;远程会议