call letters

美 
英 
  • n.(电台、电视台的)代号字母
  • 网络呼号;呼叫字母;呼号字母
call letters
n.
1.
(电台、电视台的)代号字母,呼号the letters that are used to identify a radio or television station
the call letters WNBC
台号字母 WNBC