英文關鍵字
sky
blue
outdoor
nature
practice
bow
acoustic
artist
band
classical
group
instrument
leisure
man
music
musician
people
play
three
stand
string
violin
woman
young
birds
英文關鍵字
sky
blue
outdoor
nature
practice
bow
acoustic
artist
band
classical
group
instrument
leisure
man
music
musician
people
play
three
stand
string
violin
woman
young
birds