英文關鍵字
1080p
4k
asian
cheerful
child
childhood
class
classroom
cute
definition
desk
development
early
education
elementary
female
girl
happy
hd
high
highdef
laptop
learn
learning
notebook
one
person
preschool
pupil
school
sitting
smiling
technol
英文關鍵字
1080p
4k
asian
cheerful
child
childhood
class
classroom
cute
definition
desk
development
early
education
elementary
female
girl
happy
hd
high
highdef
laptop
learn
learning
notebook
one
person
preschool
pupil
school
sitting
smiling
technol