英文關鍵字
app
boy
child
childhood
class
communication
computer
concentration
connection
desk
desktop
distance
education
game
headphones
home
homework
indoor
internet
kid
laptop
learn
living
online
pc
people
person
play
programming
remote
resting
room
school
schoolboy
screen
scroll
sit
student
study
table
tablet
technology
test
touching
using
watch
workplace
young