英文關鍵字
class
college
computer
contact
cute
device
digital
educate
education
electronic
female
flip
flipping
gadget
girl
hand
hands
holding
indoor
lesson
looking
messaging
one
person
primary
pupil
reading
room
school
schoolchild
schoolgirl
screen
scrolling
silver
sitting
smart
table
tablet
teenager
text
textbook
touch
touching
using
watching
write
writing
young
youth