英文關鍵字
adult
asian
blur
book
boy
campus
casual
college
concentrate
concentration
coronavirus
covid19
earphones
education
fliping
focused
homework
indoors
keyboard
kids
learning
literature
lockdown
looking
male
man
monitor
note
online
open
pen
person
quarantine
reading
school
screen
selfisolation
serious
sitting
student
studying
technology
teen
teenage
young