英文關鍵字
active
autumn
boy
caucasian
child
childhood
emotion
first
forest
fun
happy
infant
innocent
joy
kid
laugh
learn
learning
little
male
natural
nature
one
outdoor
small
smile
steps
walk
walking
year
youth
英文關鍵字
active
autumn
boy
caucasian
child
childhood
emotion
first
forest
fun
happy
infant
innocent
joy
kid
laugh
learn
learning
little
male
natural
nature
one
outdoor
small
smile
steps
walk
walking
year
youth