telecom         
noun uk/ˈtel.ɪ.kɒm/ us/ˈtel.ɪ.kɑːm/
 [ U ] (also telecoms)(telecommunications的缩略形式) 
short for  telecommunications 
  the telecom industry 电信行业 
 We sell the devices mostly to big cable and telecom companies. 我们的设备绝大部分出售给大的有线电视和电信公司。 
  [ C ]电信公司 
a telecommunications company