英文關鍵字
metallophone
xylophone
music
little
instrument
metal
child
musical
play
musician
percussion
entertainment
sound
toy
melody
small
education
playing
children
game
performance
rhythm
childhood
kid
beat
mallet
keyboard
stick
activity
equipment
learn
kindergarten
educational
marimba
school
sticks
preschool
colorful
yellow
home
study
drums
training
portable
professional
white
isolate