英文關鍵字
child
write
school
table
education
learn
posture
pen
copybook
student
study
primary
desk
kid
studying
home
homework
learning
notebook
lesson
writing
elementary
book
little
myopia
classroom
sitting
lifestyle
indoors
class
caucasian
children
preschool
letter
kindergarten
pupil
boy
drawing
workplace
hand
kids
white
draw
preschooler
difficult
try
eyesight
people
childhood