英文關鍵字
artistic
chord
closeup
entertainment
finger
grand
hand
hands
instrument
key
keyboard
male
man
melody
men
music
musical
musician
note
performance
performer
piano
play
player
playing
practicing
rhythm
sound
synthesizer
英文關鍵字
artistic
chord
closeup
entertainment
finger
grand
hand
hands
instrument
key
keyboard
male
man
melody
men
music
musical
musician
note
performance
performer
piano
play
player
playing
practicing
rhythm
sound
synthesizer