英文關鍵字
cartoon
character
2d
animation
pupil
student
school
education
lesson
class
study
hand
rise
exam
learn
knowledge
classroom
homework
schoolboy
grade
teach
schoolchild
careful
desk
childhood
flat
motion
graphic
hd
video
design
animated
footage
human
isolated
loop
clipart
repeat
toon
dynamic
faceless
person
white
european
caucasian
boy
child
kid