英文關鍵字
10
11
active
boy
caucasian
child
children
climbing
down
education
elementary
equipment
fit
frame
friends
fun
happy
healthy
high
lock
male
medium
mixed
old
outdoors
people
person
play
playground
playing
primary
pupil
race
run
running
school
schoolchildren
shot
smiling
student
three
together
uniform
year