英文關鍵字
academic
back
boy
ch
child
childhood
class
classroom
cute
definition
development
early
education
elementary
happy
hd
high
highdef
knowledge
learn
learning
male
mixedrace
one
person
pupil
school
schoolchild
smiling
to
英文關鍵字
academic
back
boy
ch
child
childhood
class
classroom
cute
definition
development
early
education
elementary
happy
hd
high
highdef
knowledge
learn
learning
male
mixedrace
one
person
pupil
school
schoolchild
smiling
to