telecommunication
/ˈtelɪkəˌmjuːnɪˈkeɪʃən/noun
mass noun
1- communication over a distance by cable, telegraph, telephone, or broadcasting电信, 远距离通信, 长途通信。
1.1
telecommunications
treated as sing. the branch of technology concerned with such communication电信学。
1.2
- count noun formal a message sent by such means〈正式〉电信信息。
词源
1930s: from French télécommunication, from télé- 'at a distance' + communication 'communication'.