英文關鍵字
antenna
audio
band
bandwidth
big
broadcast
channel
closeup
communicate
communication
console
frequency
grid
hearing
information
listen
listening
man
media
music
musical
newscast
old
oldfashioned
oldschool
play
player
radar
radio
receiver
retro
scan
search
seek
set
signal
songs
sound
speaker
station
stereo
technology
tuner
tuning
vintage
volume
wave
wireless
wooden