英文關鍵字
child
girl
laptop
homework
home
writing
education
computer
elementary
closeup
pupil
reading
slow
motion
student
school
study
online
schoolgirl
class
learning
kid
lesson
childhood
internet
notebook
indoor
desk
teaching
table
knowledge
cyberspace
elearning
remote
distance
sitting
little
caucasian
one
person
tutor
textbook
blurred
background
selective
focus
note
preschool
primary
pandemic
course
chat
using
typing