英文關鍵字
audio
black
blue
dance
decibel
disc
electronic
equipment
green
jockey
led
loop
meter
meters
mono
music
oscilloscope
pattern
radio
red
seamless
signal
software
sound
stereo
unit
voice
volume
wave
waveform
英文關鍵字
audio
black
blue
dance
decibel
disc
electronic
equipment
green
jockey
led
loop
meter
meters
mono
music
oscilloscope
pattern
radio
red
seamless
signal
software
sound
stereo
unit
voice
volume
wave
waveform