英文關鍵字
amber
apply
applying
art
block
bow
bowed
brown
calophonia
classic
classical
closeup
colophony
fiber
finger
greek
green
grip
hair
hand
hobby
instrument
music
pitch
resin
resina
rosin
rosining
rub
stick
string
stringed
viola
violin
wood
英文關鍵字
amber
apply
applying
art
block
bow
bowed
brown
calophonia
classic
classical
closeup
colophony
fiber
finger
greek
green
grip
hair
hand
hobby
instrument
music
pitch
resin
resina
rosin
rosining
rub
stick
string
stringed
viola
violin
wood