英文關鍵字
class
closeup
communication
connection
contact
device
digital
educate
education
female
fingers
girl
grade
guide
hold
holding
indoor
learning
lesson
lifestyle
messaging
mobile
notebook
one
person
phone
pupil
reading
red
scarlet
school
screen
scrool
sitting
smartphone
solve
student
table
teenager
text
textbook
texting
touch
tutorial
type
typing
workbook