英文關鍵字
1950s
1980s
80s
adjusting
adult
also
analog
antena
auto
background
band
bandwidth
broadcast
broadcasting
closeup
communicate
control
dial
disco
elections
electrical
engineering
fashioned
frequency
label
light
long
medium
moves
news
play
power
radio
range
receiver
retro
scale
short
station
strip
transistor
translator
transmission
tuner
tuning
vintage
waves
white